Home / 28,995,849.40-43,499,994.90-8,803,132.60

Finding the Fourth Proportional to 28,995,849.40, 43,499,994.90 and 8,803,132.60

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Solution

The fourth proportional to 28,995,849.40, 43,499,994.90 and 8,803,132.60 is: 13,206,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995,849.40 : 43,499,994.90 = 8,803,132.60 : x
  2. Step 2: Convert to fraction form
    28,995,849.40/43,499,994.90 = 8,803,132.60/x
  3. Step 3: Cross multiply
    28,995,849.40x = 43,499,994.90 × 8,803,132.60
  4. Step 4: Simplify right side
    28,995,849.40x = 382,936,223,204,023.69
  5. Step 5: Solve for x
    x = 382,936,223,204,023.69/28,995,849.40
  6. Step 6: Final answer
    x = 13,206,587.53

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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.