Home / 28,352,780.10-42,501,176.55-13,964,069.70

Finding the Fourth Proportional to 28,352,780.10, 42,501,176.55 and 13,964,069.70

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Solution

The fourth proportional to 28,352,780.10, 42,501,176.55 and 13,964,069.70 is: 20,932,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352,780.10 : 42,501,176.55 = 13,964,069.70 : x
  2. Step 2: Convert to fraction form
    28,352,780.10/42,501,176.55 = 13,964,069.70/x
  3. Step 3: Cross multiply
    28,352,780.10x = 42,501,176.55 × 13,964,069.70
  4. Step 4: Simplify right side
    28,352,780.10x = 593,489,391,676,205.50
  5. Step 5: Solve for x
    x = 593,489,391,676,205.50/28,352,780.10
  6. Step 6: Final answer
    x = 20,932,317.38

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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.