Home / 15,795,057.30-23,657,156.55-12,960,705.30

Finding the Fourth Proportional to 15,795,057.30, 23,657,156.55 and 12,960,705.30

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Solution

The fourth proportional to 15,795,057.30, 23,657,156.55 and 12,960,705.30 is: 19,411,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795,057.30 : 23,657,156.55 = 12,960,705.30 : x
  2. Step 2: Convert to fraction form
    15,795,057.30/23,657,156.55 = 12,960,705.30/x
  3. Step 3: Cross multiply
    15,795,057.30x = 23,657,156.55 × 12,960,705.30
  4. Step 4: Simplify right side
    15,795,057.30x = 306,613,434,280,514.75
  5. Step 5: Solve for x
    x = 306,613,434,280,514.75/15,795,057.30
  6. Step 6: Final answer
    x = 19,411,986.20

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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.