Home / 29,121,063.40-43,681,595.10-28,743,149.80

Finding the Fourth Proportional to 29,121,063.40, 43,681,595.10 and 28,743,149.80

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Solution

The fourth proportional to 29,121,063.40, 43,681,595.10 and 28,743,149.80 is: 43,114,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,063.40 : 43,681,595.10 = 28,743,149.80 : x
  2. Step 2: Convert to fraction form
    29,121,063.40/43,681,595.10 = 28,743,149.80/x
  3. Step 3: Cross multiply
    29,121,063.40x = 43,681,595.10 × 28,743,149.80
  4. Step 4: Simplify right side
    29,121,063.40x = 1,255,546,631,462,246
  5. Step 5: Solve for x
    x = 1,255,546,631,462,246/29,121,063.40
  6. Step 6: Final answer
    x = 43,114,724.70

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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.