Home / 18,197,842.34-27,310,320.65-13,352,669.18

Finding the Fourth Proportional to 18,197,842.34, 27,310,320.65 and 13,352,669.18

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Solution

The fourth proportional to 18,197,842.34, 27,310,320.65 and 13,352,669.18 is: 20,038,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197,842.34 : 27,310,320.65 = 13,352,669.18 : x
  2. Step 2: Convert to fraction form
    18,197,842.34/27,310,320.65 = 13,352,669.18/x
  3. Step 3: Cross multiply
    18,197,842.34x = 27,310,320.65 × 13,352,669.18
  4. Step 4: Simplify right side
    18,197,842.34x = 364,665,676,839,172.56
  5. Step 5: Solve for x
    x = 364,665,676,839,172.56/18,197,842.34
  6. Step 6: Final answer
    x = 20,038,951.32

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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.