Home / 16,000,368.62-22,080,567.20-8,658,201.78

Finding the Fourth Proportional to 16,000,368.62, 22,080,567.20 and 8,658,201.78

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Solution

The fourth proportional to 16,000,368.62, 22,080,567.20 and 8,658,201.78 is: 11,948,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,368.62 : 22,080,567.20 = 8,658,201.78 : x
  2. Step 2: Convert to fraction form
    16,000,368.62/22,080,567.20 = 8,658,201.78/x
  3. Step 3: Cross multiply
    16,000,368.62x = 22,080,567.20 × 8,658,201.78
  4. Step 4: Simplify right side
    16,000,368.62x = 191,178,006,191,158.59
  5. Step 5: Solve for x
    x = 191,178,006,191,158.59/16,000,368.62
  6. Step 6: Final answer
    x = 11,948,350.12

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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.