Home / 15,637,164.34-23,435,318.64-8,720,367.70

Finding the Fourth Proportional to 15,637,164.34, 23,435,318.64 and 8,720,367.70

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Solution

The fourth proportional to 15,637,164.34, 23,435,318.64 and 8,720,367.70 is: 13,069,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637,164.34 : 23,435,318.64 = 8,720,367.70 : x
  2. Step 2: Convert to fraction form
    15,637,164.34/23,435,318.64 = 8,720,367.70/x
  3. Step 3: Cross multiply
    15,637,164.34x = 23,435,318.64 × 8,720,367.70
  4. Step 4: Simplify right side
    15,637,164.34x = 204,364,595,707,463.91
  5. Step 5: Solve for x
    x = 204,364,595,707,463.91/15,637,164.34
  6. Step 6: Final answer
    x = 13,069,159.55

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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.