Home / 15,385,616.10-23,050,430.55-12,530,268.90

Finding the Fourth Proportional to 15,385,616.10, 23,050,430.55 and 12,530,268.90

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Solution

The fourth proportional to 15,385,616.10, 23,050,430.55 and 12,530,268.90 is: 18,772,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,385,616.10 : 23,050,430.55 = 12,530,268.90 : x
  2. Step 2: Convert to fraction form
    15,385,616.10/23,050,430.55 = 12,530,268.90/x
  3. Step 3: Cross multiply
    15,385,616.10x = 23,050,430.55 × 12,530,268.90
  4. Step 4: Simplify right side
    15,385,616.10x = 288,828,093,052,274.94
  5. Step 5: Solve for x
    x = 288,828,093,052,274.94/15,385,616.10
  6. Step 6: Final answer
    x = 18,772,604.96

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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.