Home / 17,888,929.65-26,833,394.48-12,220,225.65

Finding the Fourth Proportional to 17,888,929.65, 26,833,394.48 and 12,220,225.65

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Solution

The fourth proportional to 17,888,929.65, 26,833,394.48 and 12,220,225.65 is: 18,330,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888,929.65 : 26,833,394.48 = 12,220,225.65 : x
  2. Step 2: Convert to fraction form
    17,888,929.65/26,833,394.48 = 12,220,225.65/x
  3. Step 3: Cross multiply
    17,888,929.65x = 26,833,394.48 × 12,220,225.65
  4. Step 4: Simplify right side
    17,888,929.65x = 327,910,135,439,963.31
  5. Step 5: Solve for x
    x = 327,910,135,439,963.31/17,888,929.65
  6. Step 6: Final answer
    x = 18,330,338.48

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Double scale
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1.5x scale

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.