Home / 10,068,995.55-15,105,816.30-3,152,081.79

Finding the Fourth Proportional to 10,068,995.55, 15,105,816.30 and 3,152,081.79

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Solution

The fourth proportional to 10,068,995.55, 15,105,816.30 and 3,152,081.79 is: 4,728,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068,995.55 : 15,105,816.30 = 3,152,081.79 : x
  2. Step 2: Convert to fraction form
    10,068,995.55/15,105,816.30 = 3,152,081.79/x
  3. Step 3: Cross multiply
    10,068,995.55x = 15,105,816.30 × 3,152,081.79
  4. Step 4: Simplify right side
    10,068,995.55x = 47,614,768,482,315.18
  5. Step 5: Solve for x
    x = 47,614,768,482,315.18/10,068,995.55
  6. Step 6: Final answer
    x = 4,728,849.89

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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.