Home / 5,669,669.12-8,499,686.88-2,638,795.04

Finding the Fourth Proportional to 5,669,669.12, 8,499,686.88 and 2,638,795.04

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Solution

The fourth proportional to 5,669,669.12, 8,499,686.88 and 2,638,795.04 is: 3,955,950.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669,669.12 : 8,499,686.88 = 2,638,795.04 : x
  2. Step 2: Convert to fraction form
    5,669,669.12/8,499,686.88 = 2,638,795.04/x
  3. Step 3: Cross multiply
    5,669,669.12x = 8,499,686.88 × 2,638,795.04
  4. Step 4: Simplify right side
    5,669,669.12x = 22,428,931,580,497.08
  5. Step 5: Solve for x
    x = 22,428,931,580,497.08/5,669,669.12
  6. Step 6: Final answer
    x = 3,955,950.71

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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.