Home / 40,419,743.64-55,779,191.15-23,016,088.81

Finding the Fourth Proportional to 40,419,743.64, 55,779,191.15 and 23,016,088.81

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Solution

The fourth proportional to 40,419,743.64, 55,779,191.15 and 23,016,088.81 is: 31,762,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419,743.64 : 55,779,191.15 = 23,016,088.81 : x
  2. Step 2: Convert to fraction form
    40,419,743.64/55,779,191.15 = 23,016,088.81/x
  3. Step 3: Cross multiply
    40,419,743.64x = 55,779,191.15 × 23,016,088.81
  4. Step 4: Simplify right side
    40,419,743.64x = 1,283,818,817,258,366
  5. Step 5: Solve for x
    x = 1,283,818,817,258,366/40,419,743.64
  6. Step 6: Final answer
    x = 31,762,171.20

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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.