Home / 47,812,416.16-65,984,247.12-27,187,780

Finding the Fourth Proportional to 47,812,416.16, 65,984,247.12 and 27,187,780

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Solution

The fourth proportional to 47,812,416.16, 65,984,247.12 and 27,187,780 is: 37,520,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,812,416.16 : 65,984,247.12 = 27,187,780 : x
  2. Step 2: Convert to fraction form
    47,812,416.16/65,984,247.12 = 27,187,780/x
  3. Step 3: Cross multiply
    47,812,416.16x = 65,984,247.12 × 27,187,780
  4. Step 4: Simplify right side
    47,812,416.16x = 1,793,965,194,164,193.50
  5. Step 5: Solve for x
    x = 1,793,965,194,164,193.50/47,812,416.16
  6. Step 6: Final answer
    x = 37,520,906.46

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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.