Home / 42,406,433.77-63,609,650.96-12,114,296.77

Finding the Fourth Proportional to 42,406,433.77, 63,609,650.96 and 12,114,296.77

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Solution

The fourth proportional to 42,406,433.77, 63,609,650.96 and 12,114,296.77 is: 18,171,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,406,433.77 : 63,609,650.96 = 12,114,296.77 : x
  2. Step 2: Convert to fraction form
    42,406,433.77/63,609,650.96 = 12,114,296.77/x
  3. Step 3: Cross multiply
    42,406,433.77x = 63,609,650.96 × 12,114,296.77
  4. Step 4: Simplify right side
    42,406,433.77x = 770,586,189,099,269
  5. Step 5: Solve for x
    x = 770,586,189,099,269/42,406,433.77
  6. Step 6: Final answer
    x = 18,171,445.24

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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.