Home / 19,754,411,140.87-27,260,357,397.87-10,721,975,317.83

Finding the Fourth Proportional to 19,754,411,140.87, 27,260,357,397.87 and 10,721,975,317.83

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Solution

The fourth proportional to 19,754,411,140.87, 27,260,357,397.87 and 10,721,975,317.83 is: 14,795,929,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754,411,140.87 : 27,260,357,397.87 = 10,721,975,317.83 : x
  2. Step 2: Convert to fraction form
    19,754,411,140.87/27,260,357,397.87 = 10,721,975,317.83/x
  3. Step 3: Cross multiply
    19,754,411,140.87x = 27,260,357,397.87 × 10,721,975,317.83
  4. Step 4: Simplify right side
    19,754,411,140.87x = 292,284,879,174,996,721,664
  5. Step 5: Solve for x
    x = 292,284,879,174,996,721,664/19,754,411,140.87
  6. Step 6: Final answer
    x = 14,795,929,733.91

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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.