Home / 17,960,018.70-26,940,028.05-10,779,660.30

Finding the Fourth Proportional to 17,960,018.70, 26,940,028.05 and 10,779,660.30

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Solution

The fourth proportional to 17,960,018.70, 26,940,028.05 and 10,779,660.30 is: 16,169,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960,018.70 : 26,940,028.05 = 10,779,660.30 : x
  2. Step 2: Convert to fraction form
    17,960,018.70/26,940,028.05 = 10,779,660.30/x
  3. Step 3: Cross multiply
    17,960,018.70x = 26,940,028.05 × 10,779,660.30
  4. Step 4: Simplify right side
    17,960,018.70x = 290,404,350,851,471.44
  5. Step 5: Solve for x
    x = 290,404,350,851,471.44/17,960,018.70
  6. Step 6: Final answer
    x = 16,169,490.45

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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.