Home / 19,721,462.10-27,214,068.24-10,900,542.66

Finding the Fourth Proportional to 19,721,462.10, 27,214,068.24 and 10,900,542.66

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Solution

The fourth proportional to 19,721,462.10, 27,214,068.24 and 10,900,542.66 is: 15,041,892.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721,462.10 : 27,214,068.24 = 10,900,542.66 : x
  2. Step 2: Convert to fraction form
    19,721,462.10/27,214,068.24 = 10,900,542.66/x
  3. Step 3: Cross multiply
    19,721,462.10x = 27,214,068.24 × 10,900,542.66
  4. Step 4: Simplify right side
    19,721,462.10x = 296,648,111,802,271.12
  5. Step 5: Solve for x
    x = 296,648,111,802,271.12/19,721,462.10
  6. Step 6: Final answer
    x = 15,041,892.45

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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.