Home / 29,121,217.40-43,681,826.10-28,743,303.80

Finding the Fourth Proportional to 29,121,217.40, 43,681,826.10 and 28,743,303.80

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Solution

The fourth proportional to 29,121,217.40, 43,681,826.10 and 28,743,303.80 is: 43,114,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,217.40 : 43,681,826.10 = 28,743,303.80 : x
  2. Step 2: Convert to fraction form
    29,121,217.40/43,681,826.10 = 28,743,303.80/x
  3. Step 3: Cross multiply
    29,121,217.40x = 43,681,826.10 × 28,743,303.80
  4. Step 4: Simplify right side
    29,121,217.40x = 1,255,559,998,131,069.25
  5. Step 5: Solve for x
    x = 1,255,559,998,131,069.25/29,121,217.40
  6. Step 6: Final answer
    x = 43,114,955.70

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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.