Home / 16,535,676.40-22,820,510.22-9,920,512.92

Finding the Fourth Proportional to 16,535,676.40, 22,820,510.22 and 9,920,512.92

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Solution

The fourth proportional to 16,535,676.40, 22,820,510.22 and 9,920,512.92 is: 13,691,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,535,676.40 : 22,820,510.22 = 9,920,512.92 : x
  2. Step 2: Convert to fraction form
    16,535,676.40/22,820,510.22 = 9,920,512.92/x
  3. Step 3: Cross multiply
    16,535,676.40x = 22,820,510.22 × 9,920,512.92
  4. Step 4: Simplify right side
    16,535,676.40x = 226,391,166,478,502.03
  5. Step 5: Solve for x
    x = 226,391,166,478,502.03/16,535,676.40
  6. Step 6: Final answer
    x = 13,691,073.83

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1.5x scale

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.