Home / 55,979,219.40-84,006,663.12-19,587,925.01

Finding the Fourth Proportional to 55,979,219.40, 84,006,663.12 and 19,587,925.01

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Solution

The fourth proportional to 55,979,219.40, 84,006,663.12 and 19,587,925.01 is: 29,395,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,979,219.40 : 84,006,663.12 = 19,587,925.01 : x
  2. Step 2: Convert to fraction form
    55,979,219.40/84,006,663.12 = 19,587,925.01/x
  3. Step 3: Cross multiply
    55,979,219.40x = 84,006,663.12 × 19,587,925.01
  4. Step 4: Simplify right side
    55,979,219.40x = 1,645,516,217,534,892.75
  5. Step 5: Solve for x
    x = 1,645,516,217,534,892.75/55,979,219.40
  6. Step 6: Final answer
    x = 29,395,126.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.