Home / 47,520,423.72-65,578,211.64-25,790,391.72

Finding the Fourth Proportional to 47,520,423.72, 65,578,211.64 and 25,790,391.72

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Solution

The fourth proportional to 47,520,423.72, 65,578,211.64 and 25,790,391.72 is: 35,590,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,520,423.72 : 65,578,211.64 = 25,790,391.72 : x
  2. Step 2: Convert to fraction form
    47,520,423.72/65,578,211.64 = 25,790,391.72/x
  3. Step 3: Cross multiply
    47,520,423.72x = 65,578,211.64 × 25,790,391.72
  4. Step 4: Simplify right side
    47,520,423.72x = 1,691,287,766,492,663.50
  5. Step 5: Solve for x
    x = 1,691,287,766,492,663.50/47,520,423.72
  6. Step 6: Final answer
    x = 35,590,755.18

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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.