Home / 10,918,150.60-16,377,225.90-5,235,449.80

Finding the Fourth Proportional to 10,918,150.60, 16,377,225.90 and 5,235,449.80

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Solution

The fourth proportional to 10,918,150.60, 16,377,225.90 and 5,235,449.80 is: 7,853,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,150.60 : 16,377,225.90 = 5,235,449.80 : x
  2. Step 2: Convert to fraction form
    10,918,150.60/16,377,225.90 = 5,235,449.80/x
  3. Step 3: Cross multiply
    10,918,150.60x = 16,377,225.90 × 5,235,449.80
  4. Step 4: Simplify right side
    10,918,150.60x = 85,742,144,062,709.81
  5. Step 5: Solve for x
    x = 85,742,144,062,709.81/10,918,150.60
  6. Step 6: Final answer
    x = 7,853,174.70

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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.