Home / 18,267,248.34-25,207,743.42-10,005,872.40

Finding the Fourth Proportional to 18,267,248.34, 25,207,743.42 and 10,005,872.40

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Solution

The fourth proportional to 18,267,248.34, 25,207,743.42 and 10,005,872.40 is: 13,807,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267,248.34 : 25,207,743.42 = 10,005,872.40 : x
  2. Step 2: Convert to fraction form
    18,267,248.34/25,207,743.42 = 10,005,872.40/x
  3. Step 3: Cross multiply
    18,267,248.34x = 25,207,743.42 × 10,005,872.40
  4. Step 4: Simplify right side
    18,267,248.34x = 252,225,464,152,459.62
  5. Step 5: Solve for x
    x = 252,225,464,152,459.62/18,267,248.34
  6. Step 6: Final answer
    x = 13,807,523.69

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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.