Home / 15,143,619.80-22,715,429.70-9,474,915.80

Finding the Fourth Proportional to 15,143,619.80, 22,715,429.70 and 9,474,915.80

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Solution

The fourth proportional to 15,143,619.80, 22,715,429.70 and 9,474,915.80 is: 14,212,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143,619.80 : 22,715,429.70 = 9,474,915.80 : x
  2. Step 2: Convert to fraction form
    15,143,619.80/22,715,429.70 = 9,474,915.80/x
  3. Step 3: Cross multiply
    15,143,619.80x = 22,715,429.70 × 9,474,915.80
  4. Step 4: Simplify right side
    15,143,619.80x = 215,226,783,768,319.28
  5. Step 5: Solve for x
    x = 215,226,783,768,319.28/15,143,619.80
  6. Step 6: Final answer
    x = 14,212,373.70

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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.