Home / 8,293,817.60-12,440,726.40-6,876,641.60

Finding the Fourth Proportional to 8,293,817.60, 12,440,726.40 and 6,876,641.60

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Solution

The fourth proportional to 8,293,817.60, 12,440,726.40 and 6,876,641.60 is: 10,314,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293,817.60 : 12,440,726.40 = 6,876,641.60 : x
  2. Step 2: Convert to fraction form
    8,293,817.60/12,440,726.40 = 6,876,641.60/x
  3. Step 3: Cross multiply
    8,293,817.60x = 12,440,726.40 × 6,876,641.60
  4. Step 4: Simplify right side
    8,293,817.60x = 85,550,416,696,458.23
  5. Step 5: Solve for x
    x = 85,550,416,696,458.23/8,293,817.60
  6. Step 6: Final answer
    x = 10,314,962.40

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Similar ratio
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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.