Home / 18,671,441.10-28,007,161.65-17,537,700.30

Finding the Fourth Proportional to 18,671,441.10, 28,007,161.65 and 17,537,700.30

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Solution

The fourth proportional to 18,671,441.10, 28,007,161.65 and 17,537,700.30 is: 26,306,550.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,671,441.10 : 28,007,161.65 = 17,537,700.30 : x
  2. Step 2: Convert to fraction form
    18,671,441.10/28,007,161.65 = 17,537,700.30/x
  3. Step 3: Cross multiply
    18,671,441.10x = 28,007,161.65 × 17,537,700.30
  4. Step 4: Simplify right side
    18,671,441.10x = 491,181,207,271,353.50
  5. Step 5: Solve for x
    x = 491,181,207,271,353.50/18,671,441.10
  6. Step 6: Final answer
    x = 26,306,550.45

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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.