Home / 9,073,121.40-13,609,682.10-4,538,158.20

Finding the Fourth Proportional to 9,073,121.40, 13,609,682.10 and 4,538,158.20

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Solution

The fourth proportional to 9,073,121.40, 13,609,682.10 and 4,538,158.20 is: 6,807,237.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073,121.40 : 13,609,682.10 = 4,538,158.20 : x
  2. Step 2: Convert to fraction form
    9,073,121.40/13,609,682.10 = 4,538,158.20/x
  3. Step 3: Cross multiply
    9,073,121.40x = 13,609,682.10 × 4,538,158.20
  4. Step 4: Simplify right side
    9,073,121.40x = 61,762,890,421,508.22
  5. Step 5: Solve for x
    x = 61,762,890,421,508.22/9,073,121.40
  6. Step 6: Final answer
    x = 6,807,237.30

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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.