Home / 9,147,102-12,623,018.76-5,017,166.80

Finding the Fourth Proportional to 9,147,102, 12,623,018.76 and 5,017,166.80

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Solution

The fourth proportional to 9,147,102, 12,623,018.76 and 5,017,166.80 is: 6,923,700.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147,102 : 12,623,018.76 = 5,017,166.80 : x
  2. Step 2: Convert to fraction form
    9,147,102/12,623,018.76 = 5,017,166.80/x
  3. Step 3: Cross multiply
    9,147,102x = 12,623,018.76 × 5,017,166.80
  4. Step 4: Simplify right side
    9,147,102x = 63,331,790,638,449.16
  5. Step 5: Solve for x
    x = 63,331,790,638,449.16/9,147,102
  6. Step 6: Final answer
    x = 6,923,700.06

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Double scale
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Similar ratio
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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.