Home / 19,152,085.40-28,728,128.10-14,869,064.60

Finding the Fourth Proportional to 19,152,085.40, 28,728,128.10 and 14,869,064.60

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Solution

The fourth proportional to 19,152,085.40, 28,728,128.10 and 14,869,064.60 is: 22,303,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,085.40 : 28,728,128.10 = 14,869,064.60 : x
  2. Step 2: Convert to fraction form
    19,152,085.40/28,728,128.10 = 14,869,064.60/x
  3. Step 3: Cross multiply
    19,152,085.40x = 28,728,128.10 × 14,869,064.60
  4. Step 4: Simplify right side
    19,152,085.40x = 427,160,392,555,975.25
  5. Step 5: Solve for x
    x = 427,160,392,555,975.25/19,152,085.40
  6. Step 6: Final answer
    x = 22,303,596.90

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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.