Home / 6,272,005.80-9,408,008.70-4,856,428.20

Finding the Fourth Proportional to 6,272,005.80, 9,408,008.70 and 4,856,428.20

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Solution

The fourth proportional to 6,272,005.80, 9,408,008.70 and 4,856,428.20 is: 7,284,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272,005.80 : 9,408,008.70 = 4,856,428.20 : x
  2. Step 2: Convert to fraction form
    6,272,005.80/9,408,008.70 = 4,856,428.20/x
  3. Step 3: Cross multiply
    6,272,005.80x = 9,408,008.70 × 4,856,428.20
  4. Step 4: Simplify right side
    6,272,005.80x = 45,689,318,756,525.34
  5. Step 5: Solve for x
    x = 45,689,318,756,525.34/6,272,005.80
  6. Step 6: Final answer
    x = 7,284,642.30

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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.