Home / 14,520,029.85-21,780,044.78-9,730,013.85

Finding the Fourth Proportional to 14,520,029.85, 21,780,044.78 and 9,730,013.85

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Solution

The fourth proportional to 14,520,029.85, 21,780,044.78 and 9,730,013.85 is: 14,595,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,029.85 : 21,780,044.78 = 9,730,013.85 : x
  2. Step 2: Convert to fraction form
    14,520,029.85/21,780,044.78 = 9,730,013.85/x
  3. Step 3: Cross multiply
    14,520,029.85x = 21,780,044.78 × 9,730,013.85
  4. Step 4: Simplify right side
    14,520,029.85x = 211,920,137,314,370.12
  5. Step 5: Solve for x
    x = 211,920,137,314,370.12/14,520,029.85
  6. Step 6: Final answer
    x = 14,595,020.78

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Similar ratio
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1.5x scale

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.