Home / 7,464,901.20-11,209,161.60-5,669,811.60

Finding the Fourth Proportional to 7,464,901.20, 11,209,161.60 and 5,669,811.60

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Solution

The fourth proportional to 7,464,901.20, 11,209,161.60 and 5,669,811.60 is: 8,513,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464,901.20 : 11,209,161.60 = 5,669,811.60 : x
  2. Step 2: Convert to fraction form
    7,464,901.20/11,209,161.60 = 5,669,811.60/x
  3. Step 3: Cross multiply
    7,464,901.20x = 11,209,161.60 × 5,669,811.60
  4. Step 4: Simplify right side
    7,464,901.20x = 63,553,834,465,954.55
  5. Step 5: Solve for x
    x = 63,553,834,465,954.55/7,464,901.20
  6. Step 6: Final answer
    x = 8,513,687.29

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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.