Home / 31,940,002.67-47,890,816.90-12,486,058.62

Finding the Fourth Proportional to 31,940,002.67, 47,890,816.90 and 12,486,058.62

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Solution

The fourth proportional to 31,940,002.67, 47,890,816.90 and 12,486,058.62 is: 18,721,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,940,002.67 : 47,890,816.90 = 12,486,058.62 : x
  2. Step 2: Convert to fraction form
    31,940,002.67/47,890,816.90 = 12,486,058.62/x
  3. Step 3: Cross multiply
    31,940,002.67x = 47,890,816.90 × 12,486,058.62
  4. Step 4: Simplify right side
    31,940,002.67x = 597,967,547,301,900.88
  5. Step 5: Solve for x
    x = 597,967,547,301,900.88/31,940,002.67
  6. Step 6: Final answer
    x = 18,721,587.27

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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.