Home / 42,539,120.64-58,704,168.96-23,223,951.36

Finding the Fourth Proportional to 42,539,120.64, 58,704,168.96 and 23,223,951.36

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Solution

The fourth proportional to 42,539,120.64, 58,704,168.96 and 23,223,951.36 is: 32,049,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,539,120.64 : 58,704,168.96 = 23,223,951.36 : x
  2. Step 2: Convert to fraction form
    42,539,120.64/58,704,168.96 = 23,223,951.36/x
  3. Step 3: Cross multiply
    42,539,120.64x = 58,704,168.96 × 23,223,951.36
  4. Step 4: Simplify right side
    42,539,120.64x = 1,363,342,764,556,261.75
  5. Step 5: Solve for x
    x = 1,363,342,764,556,261.75/42,539,120.64
  6. Step 6: Final answer
    x = 32,049,152.50

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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.