Home / 16,656,006.90-24,984,010.35-12,872,205.30

Finding the Fourth Proportional to 16,656,006.90, 24,984,010.35 and 12,872,205.30

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Solution

The fourth proportional to 16,656,006.90, 24,984,010.35 and 12,872,205.30 is: 19,308,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656,006.90 : 24,984,010.35 = 12,872,205.30 : x
  2. Step 2: Convert to fraction form
    16,656,006.90/24,984,010.35 = 12,872,205.30/x
  3. Step 3: Cross multiply
    16,656,006.90x = 24,984,010.35 × 12,872,205.30
  4. Step 4: Simplify right side
    16,656,006.90x = 321,599,310,442,524.88
  5. Step 5: Solve for x
    x = 321,599,310,442,524.88/16,656,006.90
  6. Step 6: Final answer
    x = 19,308,307.95

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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.