Home / 9,087,647.60-13,631,471.40-8,343,630.20

Finding the Fourth Proportional to 9,087,647.60, 13,631,471.40 and 8,343,630.20

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Solution

The fourth proportional to 9,087,647.60, 13,631,471.40 and 8,343,630.20 is: 12,515,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,647.60 : 13,631,471.40 = 8,343,630.20 : x
  2. Step 2: Convert to fraction form
    9,087,647.60/13,631,471.40 = 8,343,630.20/x
  3. Step 3: Cross multiply
    9,087,647.60x = 13,631,471.40 × 8,343,630.20
  4. Step 4: Simplify right side
    9,087,647.60x = 113,735,956,443,476.28
  5. Step 5: Solve for x
    x = 113,735,956,443,476.28/9,087,647.60
  6. Step 6: Final answer
    x = 12,515,445.30

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Similar ratio
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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.