Home / 13,546,234.96-18,693,853.18-7,351,280.32

Finding the Fourth Proportional to 13,546,234.96, 18,693,853.18 and 7,351,280.32

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Solution

The fourth proportional to 13,546,234.96, 18,693,853.18 and 7,351,280.32 is: 10,144,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,234.96 : 18,693,853.18 = 7,351,280.32 : x
  2. Step 2: Convert to fraction form
    13,546,234.96/18,693,853.18 = 7,351,280.32/x
  3. Step 3: Cross multiply
    13,546,234.96x = 18,693,853.18 × 7,351,280.32
  4. Step 4: Simplify right side
    13,546,234.96x = 137,423,754,987,103.42
  5. Step 5: Solve for x
    x = 137,423,754,987,103.42/13,546,234.96
  6. Step 6: Final answer
    x = 10,144,793.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.