Home / 10,120,944.42-15,179,725.35-4,439,643.30

Finding the Fourth Proportional to 10,120,944.42, 15,179,725.35 and 4,439,643.30

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Solution

The fourth proportional to 10,120,944.42, 15,179,725.35 and 4,439,643.30 is: 6,658,723.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,120,944.42 : 15,179,725.35 = 4,439,643.30 : x
  2. Step 2: Convert to fraction form
    10,120,944.42/15,179,725.35 = 4,439,643.30/x
  3. Step 3: Cross multiply
    10,120,944.42x = 15,179,725.35 × 4,439,643.30
  4. Step 4: Simplify right side
    10,120,944.42x = 67,392,565,945,967.65
  5. Step 5: Solve for x
    x = 67,392,565,945,967.65/10,120,944.42
  6. Step 6: Final answer
    x = 6,658,723.05

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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.