Home / 19,721,461.10-27,214,066.86-10,900,541.66

Finding the Fourth Proportional to 19,721,461.10, 27,214,066.86 and 10,900,541.66

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Solution

The fourth proportional to 19,721,461.10, 27,214,066.86 and 10,900,541.66 is: 15,041,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721,461.10 : 27,214,066.86 = 10,900,541.66 : x
  2. Step 2: Convert to fraction form
    19,721,461.10/27,214,066.86 = 10,900,541.66/x
  3. Step 3: Cross multiply
    19,721,461.10x = 27,214,066.86 × 10,900,541.66
  4. Step 4: Simplify right side
    19,721,461.10x = 296,648,069,545,455.38
  5. Step 5: Solve for x
    x = 296,648,069,545,455.38/19,721,461.10
  6. Step 6: Final answer
    x = 15,041,891.07

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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.