Home / 18,982,425.60-28,482,969.60-8,883,302.40

Finding the Fourth Proportional to 18,982,425.60, 28,482,969.60 and 8,883,302.40

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Solution

The fourth proportional to 18,982,425.60, 28,482,969.60 and 8,883,302.40 is: 13,329,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,982,425.60 : 28,482,969.60 = 8,883,302.40 : x
  2. Step 2: Convert to fraction form
    18,982,425.60/28,482,969.60 = 8,883,302.40/x
  3. Step 3: Cross multiply
    18,982,425.60x = 28,482,969.60 × 8,883,302.40
  4. Step 4: Simplify right side
    18,982,425.60x = 253,022,832,206,807.06
  5. Step 5: Solve for x
    x = 253,022,832,206,807.06/18,982,425.60
  6. Step 6: Final answer
    x = 13,329,320.37

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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.