Home / 8,577,065.40-12,865,598.10-7,381,323.15

Finding the Fourth Proportional to 8,577,065.40, 12,865,598.10 and 7,381,323.15

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Solution

The fourth proportional to 8,577,065.40, 12,865,598.10 and 7,381,323.15 is: 11,071,984.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,065.40 : 12,865,598.10 = 7,381,323.15 : x
  2. Step 2: Convert to fraction form
    8,577,065.40/12,865,598.10 = 7,381,323.15/x
  3. Step 3: Cross multiply
    8,577,065.40x = 12,865,598.10 × 7,381,323.15
  4. Step 4: Simplify right side
    8,577,065.40x = 94,965,137,094,126.02
  5. Step 5: Solve for x
    x = 94,965,137,094,126.02/8,577,065.40
  6. Step 6: Final answer
    x = 11,071,984.73

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Double scale
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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.