Home / 13,569,748.40-20,363,953.80-5,591,572.40

Finding the Fourth Proportional to 13,569,748.40, 20,363,953.80 and 5,591,572.40

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Solution

The fourth proportional to 13,569,748.40, 20,363,953.80 and 5,591,572.40 is: 8,391,203.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569,748.40 : 20,363,953.80 = 5,591,572.40 : x
  2. Step 2: Convert to fraction form
    13,569,748.40/20,363,953.80 = 5,591,572.40/x
  3. Step 3: Cross multiply
    13,569,748.40x = 20,363,953.80 × 5,591,572.40
  4. Step 4: Simplify right side
    13,569,748.40x = 113,866,522,022,955.12
  5. Step 5: Solve for x
    x = 113,866,522,022,955.12/13,569,748.40
  6. Step 6: Final answer
    x = 8,391,203.63

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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.