Home / 16,808,780.40-25,209,671.40-7,224,471.60

Finding the Fourth Proportional to 16,808,780.40, 25,209,671.40 and 7,224,471.60

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Solution

The fourth proportional to 16,808,780.40, 25,209,671.40 and 7,224,471.60 is: 10,835,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808,780.40 : 25,209,671.40 = 7,224,471.60 : x
  2. Step 2: Convert to fraction form
    16,808,780.40/25,209,671.40 = 7,224,471.60/x
  3. Step 3: Cross multiply
    16,808,780.40x = 25,209,671.40 × 7,224,471.60
  4. Step 4: Simplify right side
    16,808,780.40x = 182,126,555,074,632.22
  5. Step 5: Solve for x
    x = 182,126,555,074,632.22/16,808,780.40
  6. Step 6: Final answer
    x = 10,835,203.43

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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.