Home / 17,088,021.40-25,632,032.10-8,989,922.20

Finding the Fourth Proportional to 17,088,021.40, 25,632,032.10 and 8,989,922.20

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Solution

The fourth proportional to 17,088,021.40, 25,632,032.10 and 8,989,922.20 is: 13,484,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088,021.40 : 25,632,032.10 = 8,989,922.20 : x
  2. Step 2: Convert to fraction form
    17,088,021.40/25,632,032.10 = 8,989,922.20/x
  3. Step 3: Cross multiply
    17,088,021.40x = 25,632,032.10 × 8,989,922.20
  4. Step 4: Simplify right side
    17,088,021.40x = 230,429,974,406,902.62
  5. Step 5: Solve for x
    x = 230,429,974,406,902.62/17,088,021.40
  6. Step 6: Final answer
    x = 13,484,883.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.