Home / 52,123,196.90-71,929,814.26-28,602,127.17

Finding the Fourth Proportional to 52,123,196.90, 71,929,814.26 and 28,602,127.17

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Solution

The fourth proportional to 52,123,196.90, 71,929,814.26 and 28,602,127.17 is: 39,470,827.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,123,196.90 : 71,929,814.26 = 28,602,127.17 : x
  2. Step 2: Convert to fraction form
    52,123,196.90/71,929,814.26 = 28,602,127.17/x
  3. Step 3: Cross multiply
    52,123,196.90x = 71,929,814.26 × 28,602,127.17
  4. Step 4: Simplify right side
    52,123,196.90x = 2,057,345,694,700,161.25
  5. Step 5: Solve for x
    x = 2,057,345,694,700,161.25/52,123,196.90
  6. Step 6: Final answer
    x = 39,470,827.14

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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.