Home / 51,997,683.92-71,755,927.11-28,792,312.65

Finding the Fourth Proportional to 51,997,683.92, 71,755,927.11 and 28,792,312.65

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Solution

The fourth proportional to 51,997,683.92, 71,755,927.11 and 28,792,312.65 is: 39,732,906.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,997,683.92 : 71,755,927.11 = 28,792,312.65 : x
  2. Step 2: Convert to fraction form
    51,997,683.92/71,755,927.11 = 28,792,312.65/x
  3. Step 3: Cross multiply
    51,997,683.92x = 71,755,927.11 × 28,792,312.65
  4. Step 4: Simplify right side
    51,997,683.92x = 2,066,019,087,841,730.75
  5. Step 5: Solve for x
    x = 2,066,019,087,841,730.75/51,997,683.92
  6. Step 6: Final answer
    x = 39,732,906.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.