Home / 15,753,818.40-23,628,627.90-4,393,315.68

Finding the Fourth Proportional to 15,753,818.40, 23,628,627.90 and 4,393,315.68

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Solution

The fourth proportional to 15,753,818.40, 23,628,627.90 and 4,393,315.68 is: 6,589,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753,818.40 : 23,628,627.90 = 4,393,315.68 : x
  2. Step 2: Convert to fraction form
    15,753,818.40/23,628,627.90 = 4,393,315.68/x
  3. Step 3: Cross multiply
    15,753,818.40x = 23,628,627.90 × 4,393,315.68
  4. Step 4: Simplify right side
    15,753,818.40x = 103,808,021,449,955.45
  5. Step 5: Solve for x
    x = 103,808,021,449,955.45/15,753,818.40
  6. Step 6: Final answer
    x = 6,589,387.97

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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.