Home / 55,502,234.20-76,591,161.30-30,723,501.88

Finding the Fourth Proportional to 55,502,234.20, 76,591,161.30 and 30,723,501.88

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Solution

The fourth proportional to 55,502,234.20, 76,591,161.30 and 30,723,501.88 is: 42,397,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,502,234.20 : 76,591,161.30 = 30,723,501.88 : x
  2. Step 2: Convert to fraction form
    55,502,234.20/76,591,161.30 = 30,723,501.88/x
  3. Step 3: Cross multiply
    55,502,234.20x = 76,591,161.30 × 30,723,501.88
  4. Step 4: Simplify right side
    55,502,234.20x = 2,353,148,688,191,933
  5. Step 5: Solve for x
    x = 2,353,148,688,191,933/55,502,234.20
  6. Step 6: Final answer
    x = 42,397,368.72

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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.