Home / 19,152,079.30-28,728,118.95-6,373,000.90

Finding the Fourth Proportional to 19,152,079.30, 28,728,118.95 and 6,373,000.90

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Solution

The fourth proportional to 19,152,079.30, 28,728,118.95 and 6,373,000.90 is: 9,559,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,079.30 : 28,728,118.95 = 6,373,000.90 : x
  2. Step 2: Convert to fraction form
    19,152,079.30/28,728,118.95 = 6,373,000.90/x
  3. Step 3: Cross multiply
    19,152,079.30x = 28,728,118.95 × 6,373,000.90
  4. Step 4: Simplify right side
    19,152,079.30x = 183,084,327,923,657.06
  5. Step 5: Solve for x
    x = 183,084,327,923,657.06/19,152,079.30
  6. Step 6: Final answer
    x = 9,559,501.35

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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.