Home / 24,257,877.20-36,386,815.80-12,920,469.20

Finding the Fourth Proportional to 24,257,877.20, 36,386,815.80 and 12,920,469.20

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Solution

The fourth proportional to 24,257,877.20, 36,386,815.80 and 12,920,469.20 is: 19,380,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,257,877.20 : 36,386,815.80 = 12,920,469.20 : x
  2. Step 2: Convert to fraction form
    24,257,877.20/36,386,815.80 = 12,920,469.20/x
  3. Step 3: Cross multiply
    24,257,877.20x = 36,386,815.80 × 12,920,469.20
  4. Step 4: Simplify right side
    24,257,877.20x = 470,134,732,829,973.31
  5. Step 5: Solve for x
    x = 470,134,732,829,973.31/24,257,877.20
  6. Step 6: Final answer
    x = 19,380,703.80

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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.