Home / 12,995,770.60-19,493,655.90-3,412,117.90

Finding the Fourth Proportional to 12,995,770.60, 19,493,655.90 and 3,412,117.90

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Solution

The fourth proportional to 12,995,770.60, 19,493,655.90 and 3,412,117.90 is: 5,118,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,770.60 : 19,493,655.90 = 3,412,117.90 : x
  2. Step 2: Convert to fraction form
    12,995,770.60/19,493,655.90 = 3,412,117.90/x
  3. Step 3: Cross multiply
    12,995,770.60x = 19,493,655.90 × 3,412,117.90
  4. Step 4: Simplify right side
    12,995,770.60x = 66,514,652,232,830.60
  5. Step 5: Solve for x
    x = 66,514,652,232,830.60/12,995,770.60
  6. Step 6: Final answer
    x = 5,118,176.85

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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.