Home / 8,717,408.01-12,025,013.58-5,448,549.69

Finding the Fourth Proportional to 8,717,408.01, 12,025,013.58 and 5,448,549.69

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Solution

The fourth proportional to 8,717,408.01, 12,025,013.58 and 5,448,549.69 is: 7,515,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717,408.01 : 12,025,013.58 = 5,448,549.69 : x
  2. Step 2: Convert to fraction form
    8,717,408.01/12,025,013.58 = 5,448,549.69/x
  3. Step 3: Cross multiply
    8,717,408.01x = 12,025,013.58 × 5,448,549.69
  4. Step 4: Simplify right side
    8,717,408.01x = 65,518,884,013,554.80
  5. Step 5: Solve for x
    x = 65,518,884,013,554.80/8,717,408.01
  6. Step 6: Final answer
    x = 7,515,867.55

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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.