Home / 27,733,390.66-38,272,890.06-15,175,199.26

Finding the Fourth Proportional to 27,733,390.66, 38,272,890.06 and 15,175,199.26

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Solution

The fourth proportional to 27,733,390.66, 38,272,890.06 and 15,175,199.26 is: 20,942,218.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733,390.66 : 38,272,890.06 = 15,175,199.26 : x
  2. Step 2: Convert to fraction form
    27,733,390.66/38,272,890.06 = 15,175,199.26/x
  3. Step 3: Cross multiply
    27,733,390.66x = 38,272,890.06 × 15,175,199.26
  4. Step 4: Simplify right side
    27,733,390.66x = 580,798,732,916,573.38
  5. Step 5: Solve for x
    x = 580,798,732,916,573.38/27,733,390.66
  6. Step 6: Final answer
    x = 20,942,218.72

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Double scale
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1.5x scale

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.