Home / 9,227,428.80-13,841,143.20-5,385,307.20

Finding the Fourth Proportional to 9,227,428.80, 13,841,143.20 and 5,385,307.20

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Solution

The fourth proportional to 9,227,428.80, 13,841,143.20 and 5,385,307.20 is: 8,077,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227,428.80 : 13,841,143.20 = 5,385,307.20 : x
  2. Step 2: Convert to fraction form
    9,227,428.80/13,841,143.20 = 5,385,307.20/x
  3. Step 3: Cross multiply
    9,227,428.80x = 13,841,143.20 × 5,385,307.20
  4. Step 4: Simplify right side
    9,227,428.80x = 74,538,808,131,191.03
  5. Step 5: Solve for x
    x = 74,538,808,131,191.03/9,227,428.80
  6. Step 6: Final answer
    x = 8,077,960.80

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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.