Home / 10,926,247.20-16,408,033.20-7,156,442.40

Finding the Fourth Proportional to 10,926,247.20, 16,408,033.20 and 7,156,442.40

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Solution

The fourth proportional to 10,926,247.20, 16,408,033.20 and 7,156,442.40 is: 10,746,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,247.20 : 16,408,033.20 = 7,156,442.40 : x
  2. Step 2: Convert to fraction form
    10,926,247.20/16,408,033.20 = 7,156,442.40/x
  3. Step 3: Cross multiply
    10,926,247.20x = 16,408,033.20 × 7,156,442.40
  4. Step 4: Simplify right side
    10,926,247.20x = 117,423,144,493,087.69
  5. Step 5: Solve for x
    x = 117,423,144,493,087.69/10,926,247.20
  6. Step 6: Final answer
    x = 10,746,887.05

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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.