Home / 8,581,386.30-12,872,079.45-4,536,311.10

Finding the Fourth Proportional to 8,581,386.30, 12,872,079.45 and 4,536,311.10

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Solution

The fourth proportional to 8,581,386.30, 12,872,079.45 and 4,536,311.10 is: 6,804,466.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,386.30 : 12,872,079.45 = 4,536,311.10 : x
  2. Step 2: Convert to fraction form
    8,581,386.30/12,872,079.45 = 4,536,311.10/x
  3. Step 3: Cross multiply
    8,581,386.30x = 12,872,079.45 × 4,536,311.10
  4. Step 4: Simplify right side
    8,581,386.30x = 58,391,756,889,116.89
  5. Step 5: Solve for x
    x = 58,391,756,889,116.89/8,581,386.30
  6. Step 6: Final answer
    x = 6,804,466.65

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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.