Home / 18,361,061.66-27,540,595.80-5,580,569.92

Finding the Fourth Proportional to 18,361,061.66, 27,540,595.80 and 5,580,569.92

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Solution

The fourth proportional to 18,361,061.66, 27,540,595.80 and 5,580,569.92 is: 8,370,551.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361,061.66 : 27,540,595.80 = 5,580,569.92 : x
  2. Step 2: Convert to fraction form
    18,361,061.66/27,540,595.80 = 5,580,569.92/x
  3. Step 3: Cross multiply
    18,361,061.66x = 27,540,595.80 × 5,580,569.92
  4. Step 4: Simplify right side
    18,361,061.66x = 153,692,220,500,358.34
  5. Step 5: Solve for x
    x = 153,692,220,500,358.34/18,361,061.66
  6. Step 6: Final answer
    x = 8,370,551.95

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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.