Home / 13,439,307.87-20,159,042.13-3,341,928.87

Finding the Fourth Proportional to 13,439,307.87, 20,159,042.13 and 3,341,928.87

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Solution

The fourth proportional to 13,439,307.87, 20,159,042.13 and 3,341,928.87 is: 5,012,913.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,307.87 : 20,159,042.13 = 3,341,928.87 : x
  2. Step 2: Convert to fraction form
    13,439,307.87/20,159,042.13 = 3,341,928.87/x
  3. Step 3: Cross multiply
    13,439,307.87x = 20,159,042.13 × 3,341,928.87
  4. Step 4: Simplify right side
    13,439,307.87x = 67,370,084,885,793.29
  5. Step 5: Solve for x
    x = 67,370,084,885,793.29/13,439,307.87
  6. Step 6: Final answer
    x = 5,012,913.28

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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.