Home / 15,000,778.10-22,474,595.10-12,715,581.80

Finding the Fourth Proportional to 15,000,778.10, 22,474,595.10 and 12,715,581.80

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Solution

The fourth proportional to 15,000,778.10, 22,474,595.10 and 12,715,581.80 is: 19,050,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000,778.10 : 22,474,595.10 = 12,715,581.80 : x
  2. Step 2: Convert to fraction form
    15,000,778.10/22,474,595.10 = 12,715,581.80/x
  3. Step 3: Cross multiply
    15,000,778.10x = 22,474,595.10 × 12,715,581.80
  4. Step 4: Simplify right side
    15,000,778.10x = 285,777,552,415,929.19
  5. Step 5: Solve for x
    x = 285,777,552,415,929.19/15,000,778.10
  6. Step 6: Final answer
    x = 19,050,848.60

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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.