Home / 7,381,045.30-11,071,567.95-5,491,477.30

Finding the Fourth Proportional to 7,381,045.30, 11,071,567.95 and 5,491,477.30

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Solution

The fourth proportional to 7,381,045.30, 11,071,567.95 and 5,491,477.30 is: 8,237,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,045.30 : 11,071,567.95 = 5,491,477.30 : x
  2. Step 2: Convert to fraction form
    7,381,045.30/11,071,567.95 = 5,491,477.30/x
  3. Step 3: Cross multiply
    7,381,045.30x = 11,071,567.95 × 5,491,477.30
  4. Step 4: Simplify right side
    7,381,045.30x = 60,799,264,072,832.53
  5. Step 5: Solve for x
    x = 60,799,264,072,832.53/7,381,045.30
  6. Step 6: Final answer
    x = 8,237,215.95

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Double scale
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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.