Home / 25,756,146.60-35,535,731.58-15,439,105.32

Finding the Fourth Proportional to 25,756,146.60, 35,535,731.58 and 15,439,105.32

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Solution

The fourth proportional to 25,756,146.60, 35,535,731.58 and 15,439,105.32 is: 21,301,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,756,146.60 : 35,535,731.58 = 15,439,105.32 : x
  2. Step 2: Convert to fraction form
    25,756,146.60/35,535,731.58 = 15,439,105.32/x
  3. Step 3: Cross multiply
    25,756,146.60x = 35,535,731.58 × 15,439,105.32
  4. Step 4: Simplify right side
    25,756,146.60x = 548,639,902,486,870
  5. Step 5: Solve for x
    x = 548,639,902,486,870/25,756,146.60
  6. Step 6: Final answer
    x = 21,301,319.29

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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.