Home / 40,419,744.64-55,779,192.53-23,016,089.81

Finding the Fourth Proportional to 40,419,744.64, 55,779,192.53 and 23,016,089.81

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Solution

The fourth proportional to 40,419,744.64, 55,779,192.53 and 23,016,089.81 is: 31,762,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419,744.64 : 55,779,192.53 = 23,016,089.81 : x
  2. Step 2: Convert to fraction form
    40,419,744.64/55,779,192.53 = 23,016,089.81/x
  3. Step 3: Cross multiply
    40,419,744.64x = 55,779,192.53 × 23,016,089.81
  4. Step 4: Simplify right side
    40,419,744.64x = 1,283,818,904,799,761
  5. Step 5: Solve for x
    x = 1,283,818,904,799,761/40,419,744.64
  6. Step 6: Final answer
    x = 31,762,172.58

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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.