Home / 7,756,367.40-11,634,551.10-3,929,992.20

Finding the Fourth Proportional to 7,756,367.40, 11,634,551.10 and 3,929,992.20

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Solution

The fourth proportional to 7,756,367.40, 11,634,551.10 and 3,929,992.20 is: 5,894,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,367.40 : 11,634,551.10 = 3,929,992.20 : x
  2. Step 2: Convert to fraction form
    7,756,367.40/11,634,551.10 = 3,929,992.20/x
  3. Step 3: Cross multiply
    7,756,367.40x = 11,634,551.10 × 3,929,992.20
  4. Step 4: Simplify right side
    7,756,367.40x = 45,723,695,073,501.42
  5. Step 5: Solve for x
    x = 45,723,695,073,501.42/7,756,367.40
  6. Step 6: Final answer
    x = 5,894,988.30

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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.