Home / 19,152,081.90-28,728,122.85-14,869,061.10

Finding the Fourth Proportional to 19,152,081.90, 28,728,122.85 and 14,869,061.10

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Solution

The fourth proportional to 19,152,081.90, 28,728,122.85 and 14,869,061.10 is: 22,303,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,081.90 : 28,728,122.85 = 14,869,061.10 : x
  2. Step 2: Convert to fraction form
    19,152,081.90/28,728,122.85 = 14,869,061.10/x
  3. Step 3: Cross multiply
    19,152,081.90x = 28,728,122.85 × 14,869,061.10
  4. Step 4: Simplify right side
    19,152,081.90x = 427,160,213,944,956.12
  5. Step 5: Solve for x
    x = 427,160,213,944,956.12/19,152,081.90
  6. Step 6: Final answer
    x = 22,303,591.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.