Home / 13,648,281-20,466,729.79-5,555,763.17

Finding the Fourth Proportional to 13,648,281, 20,466,729.79 and 5,555,763.17

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Solution

The fourth proportional to 13,648,281, 20,466,729.79 and 5,555,763.17 is: 8,331,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,648,281 : 20,466,729.79 = 5,555,763.17 : x
  2. Step 2: Convert to fraction form
    13,648,281/20,466,729.79 = 5,555,763.17/x
  3. Step 3: Cross multiply
    13,648,281x = 20,466,729.79 × 5,555,763.17
  4. Step 4: Simplify right side
    13,648,281x = 113,708,303,577,623.83
  5. Step 5: Solve for x
    x = 113,708,303,577,623.83/13,648,281
  6. Step 6: Final answer
    x = 8,331,327.85

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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.