Home / 52,280,818.09-78,404,589.40-17,259,411.65

Finding the Fourth Proportional to 52,280,818.09, 78,404,589.40 and 17,259,411.65

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Solution

The fourth proportional to 52,280,818.09, 78,404,589.40 and 17,259,411.65 is: 25,883,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,280,818.09 : 78,404,589.40 = 17,259,411.65 : x
  2. Step 2: Convert to fraction form
    52,280,818.09/78,404,589.40 = 17,259,411.65/x
  3. Step 3: Cross multiply
    52,280,818.09x = 78,404,589.40 × 17,259,411.65
  4. Step 4: Simplify right side
    52,280,818.09x = 1,353,217,083,268,655
  5. Step 5: Solve for x
    x = 1,353,217,083,268,655/52,280,818.09
  6. Step 6: Final answer
    x = 25,883,624.87

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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.