Home / 8,680,881.20-13,017,635.40-4,194,532.40

Finding the Fourth Proportional to 8,680,881.20, 13,017,635.40 and 4,194,532.40

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Solution

The fourth proportional to 8,680,881.20, 13,017,635.40 and 4,194,532.40 is: 6,290,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,881.20 : 13,017,635.40 = 4,194,532.40 : x
  2. Step 2: Convert to fraction form
    8,680,881.20/13,017,635.40 = 4,194,532.40/x
  3. Step 3: Cross multiply
    8,680,881.20x = 13,017,635.40 × 4,194,532.40
  4. Step 4: Simplify right side
    8,680,881.20x = 54,602,893,456,686.97
  5. Step 5: Solve for x
    x = 54,602,893,456,686.97/8,680,881.20
  6. Step 6: Final answer
    x = 6,290,017.36

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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.