Home / 20,569,845.04-28,386,616.80-11,750,464

Finding the Fourth Proportional to 20,569,845.04, 28,386,616.80 and 11,750,464

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Solution

The fourth proportional to 20,569,845.04, 28,386,616.80 and 11,750,464 is: 16,215,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,569,845.04 : 28,386,616.80 = 11,750,464 : x
  2. Step 2: Convert to fraction form
    20,569,845.04/28,386,616.80 = 11,750,464/x
  3. Step 3: Cross multiply
    20,569,845.04x = 28,386,616.80 × 11,750,464
  4. Step 4: Simplify right side
    20,569,845.04x = 333,555,918,790,195.19
  5. Step 5: Solve for x
    x = 333,555,918,790,195.19/20,569,845.04
  6. Step 6: Final answer
    x = 16,215,772.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.