Home / 29,184,012.80-43,776,019.20-8,986,630.40

Finding the Fourth Proportional to 29,184,012.80, 43,776,019.20 and 8,986,630.40

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Solution

The fourth proportional to 29,184,012.80, 43,776,019.20 and 8,986,630.40 is: 13,479,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,184,012.80 : 43,776,019.20 = 8,986,630.40 : x
  2. Step 2: Convert to fraction form
    29,184,012.80/43,776,019.20 = 8,986,630.40/x
  3. Step 3: Cross multiply
    29,184,012.80x = 43,776,019.20 × 8,986,630.40
  4. Step 4: Simplify right side
    29,184,012.80x = 393,398,904,933,703.75
  5. Step 5: Solve for x
    x = 393,398,904,933,703.75/29,184,012.80
  6. Step 6: Final answer
    x = 13,479,945.60

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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.