Home / 28,654,819.20-42,982,228.80-26,973,820.80

Finding the Fourth Proportional to 28,654,819.20, 42,982,228.80 and 26,973,820.80

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Solution

The fourth proportional to 28,654,819.20, 42,982,228.80 and 26,973,820.80 is: 40,460,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,654,819.20 : 42,982,228.80 = 26,973,820.80 : x
  2. Step 2: Convert to fraction form
    28,654,819.20/42,982,228.80 = 26,973,820.80/x
  3. Step 3: Cross multiply
    28,654,819.20x = 42,982,228.80 × 26,973,820.80
  4. Step 4: Simplify right side
    28,654,819.20x = 1,159,394,937,235,799
  5. Step 5: Solve for x
    x = 1,159,394,937,235,799/28,654,819.20
  6. Step 6: Final answer
    x = 40,460,731.20

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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.