Home / 9,061,504.20-13,592,256.30-8,713,139.40

Finding the Fourth Proportional to 9,061,504.20, 13,592,256.30 and 8,713,139.40

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Solution

The fourth proportional to 9,061,504.20, 13,592,256.30 and 8,713,139.40 is: 13,069,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,504.20 : 13,592,256.30 = 8,713,139.40 : x
  2. Step 2: Convert to fraction form
    9,061,504.20/13,592,256.30 = 8,713,139.40/x
  3. Step 3: Cross multiply
    9,061,504.20x = 13,592,256.30 × 8,713,139.40
  4. Step 4: Simplify right side
    9,061,504.20x = 118,431,223,902,428.23
  5. Step 5: Solve for x
    x = 118,431,223,902,428.23/9,061,504.20
  6. Step 6: Final answer
    x = 13,069,709.10

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Double scale
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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.