Home / 72,787,967.64-109,145,443.14-24,248,756.52

Finding the Fourth Proportional to 72,787,967.64, 109,145,443.14 and 24,248,756.52

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Solution

The fourth proportional to 72,787,967.64, 109,145,443.14 and 24,248,756.52 is: 36,360,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,787,967.64 : 109,145,443.14 = 24,248,756.52 : x
  2. Step 2: Convert to fraction form
    72,787,967.64/109,145,443.14 = 24,248,756.52/x
  3. Step 3: Cross multiply
    72,787,967.64x = 109,145,443.14 × 24,248,756.52
  4. Step 4: Simplify right side
    72,787,967.64x = 2,646,641,275,969,364
  5. Step 5: Solve for x
    x = 2,646,641,275,969,364/72,787,967.64
  6. Step 6: Final answer
    x = 36,360,972.31

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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.