Home / 13,402,362.60-20,103,543.90-3,817,616.40

Finding the Fourth Proportional to 13,402,362.60, 20,103,543.90 and 3,817,616.40

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Solution

The fourth proportional to 13,402,362.60, 20,103,543.90 and 3,817,616.40 is: 5,726,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,402,362.60 : 20,103,543.90 = 3,817,616.40 : x
  2. Step 2: Convert to fraction form
    13,402,362.60/20,103,543.90 = 3,817,616.40/x
  3. Step 3: Cross multiply
    13,402,362.60x = 20,103,543.90 × 3,817,616.40
  4. Step 4: Simplify right side
    13,402,362.60x = 76,747,618,890,759.95
  5. Step 5: Solve for x
    x = 76,747,618,890,759.95/13,402,362.60
  6. Step 6: Final answer
    x = 5,726,424.60

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1.5x scale

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.