Home / 13,882,574.40-20,823,861.60-13,599,139.20

Finding the Fourth Proportional to 13,882,574.40, 20,823,861.60 and 13,599,139.20

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Solution

The fourth proportional to 13,882,574.40, 20,823,861.60 and 13,599,139.20 is: 20,398,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,574.40 : 20,823,861.60 = 13,599,139.20 : x
  2. Step 2: Convert to fraction form
    13,882,574.40/20,823,861.60 = 13,599,139.20/x
  3. Step 3: Cross multiply
    13,882,574.40x = 20,823,861.60 × 13,599,139.20
  4. Step 4: Simplify right side
    13,882,574.40x = 283,186,592,579,934.75
  5. Step 5: Solve for x
    x = 283,186,592,579,934.75/13,882,574.40
  6. Step 6: Final answer
    x = 20,398,708.80

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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.