Home / 42,472,002.60-63,723,750.30-16,931,341.80

Finding the Fourth Proportional to 42,472,002.60, 63,723,750.30 and 16,931,341.80

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Solution

The fourth proportional to 42,472,002.60, 63,723,750.30 and 16,931,341.80 is: 25,403,289.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,472,002.60 : 63,723,750.30 = 16,931,341.80 : x
  2. Step 2: Convert to fraction form
    42,472,002.60/63,723,750.30 = 16,931,341.80/x
  3. Step 3: Cross multiply
    42,472,002.60x = 63,723,750.30 × 16,931,341.80
  4. Step 4: Simplify right side
    42,472,002.60x = 1,078,928,597,107,152.50
  5. Step 5: Solve for x
    x = 1,078,928,597,107,152.50/42,472,002.60
  6. Step 6: Final answer
    x = 25,403,289.96

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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.