Home / 14,244,840.40-21,367,260.60-4,147,790.80

Finding the Fourth Proportional to 14,244,840.40, 21,367,260.60 and 4,147,790.80

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Solution

The fourth proportional to 14,244,840.40, 21,367,260.60 and 4,147,790.80 is: 6,221,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244,840.40 : 21,367,260.60 = 4,147,790.80 : x
  2. Step 2: Convert to fraction form
    14,244,840.40/21,367,260.60 = 4,147,790.80/x
  3. Step 3: Cross multiply
    14,244,840.40x = 21,367,260.60 × 4,147,790.80
  4. Step 4: Simplify right side
    14,244,840.40x = 88,626,926,937,882.48
  5. Step 5: Solve for x
    x = 88,626,926,937,882.48/14,244,840.40
  6. Step 6: Final answer
    x = 6,221,686.20

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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.