Home / 8,272,030.55-12,408,045.83-6,146,266.55

Finding the Fourth Proportional to 8,272,030.55, 12,408,045.83 and 6,146,266.55

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Solution

The fourth proportional to 8,272,030.55, 12,408,045.83 and 6,146,266.55 is: 9,219,399.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,030.55 : 12,408,045.83 = 6,146,266.55 : x
  2. Step 2: Convert to fraction form
    8,272,030.55/12,408,045.83 = 6,146,266.55/x
  3. Step 3: Cross multiply
    8,272,030.55x = 12,408,045.83 × 6,146,266.55
  4. Step 4: Simplify right side
    8,272,030.55x = 76,263,157,005,064.64
  5. Step 5: Solve for x
    x = 76,263,157,005,064.64/8,272,030.55
  6. Step 6: Final answer
    x = 9,219,399.83

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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.