Home / 13,051,249.44-18,010,113.12-7,250,385.03

Finding the Fourth Proportional to 13,051,249.44, 18,010,113.12 and 7,250,385.03

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Solution

The fourth proportional to 13,051,249.44, 18,010,113.12 and 7,250,385.03 is: 10,005,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051,249.44 : 18,010,113.12 = 7,250,385.03 : x
  2. Step 2: Convert to fraction form
    13,051,249.44/18,010,113.12 = 7,250,385.03/x
  3. Step 3: Cross multiply
    13,051,249.44x = 18,010,113.12 × 7,250,385.03
  4. Step 4: Simplify right side
    13,051,249.44x = 130,580,254,553,854.61
  5. Step 5: Solve for x
    x = 130,580,254,553,854.61/13,051,249.44
  6. Step 6: Final answer
    x = 10,005,191.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.