Home / 42,318,867.44-63,484,279.08-13,558,275.20

Finding the Fourth Proportional to 42,318,867.44, 63,484,279.08 and 13,558,275.20

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Solution

The fourth proportional to 42,318,867.44, 63,484,279.08 and 13,558,275.20 is: 20,339,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318,867.44 : 63,484,279.08 = 13,558,275.20 : x
  2. Step 2: Convert to fraction form
    42,318,867.44/63,484,279.08 = 13,558,275.20/x
  3. Step 3: Cross multiply
    42,318,867.44x = 63,484,279.08 × 13,558,275.20
  4. Step 4: Simplify right side
    42,318,867.44x = 860,737,326,640,242.75
  5. Step 5: Solve for x
    x = 860,737,326,640,242.75/42,318,867.44
  6. Step 6: Final answer
    x = 20,339,328.03

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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.