Home / 19,676,708.28-27,153,904.86-10,975,444.47

Finding the Fourth Proportional to 19,676,708.28, 27,153,904.86 and 10,975,444.47

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Solution

The fourth proportional to 19,676,708.28, 27,153,904.86 and 10,975,444.47 is: 15,146,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676,708.28 : 27,153,904.86 = 10,975,444.47 : x
  2. Step 2: Convert to fraction form
    19,676,708.28/27,153,904.86 = 10,975,444.47/x
  3. Step 3: Cross multiply
    19,676,708.28x = 27,153,904.86 × 10,975,444.47
  4. Step 4: Simplify right side
    19,676,708.28x = 298,026,174,934,593.12
  5. Step 5: Solve for x
    x = 298,026,174,934,593.12/19,676,708.28
  6. Step 6: Final answer
    x = 15,146,139.83

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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.