Home / 36,781,270.20-55,176,485.58-12,518,332.56

Finding the Fourth Proportional to 36,781,270.20, 55,176,485.58 and 12,518,332.56

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Solution

The fourth proportional to 36,781,270.20, 55,176,485.58 and 12,518,332.56 is: 18,779,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781,270.20 : 55,176,485.58 = 12,518,332.56 : x
  2. Step 2: Convert to fraction form
    36,781,270.20/55,176,485.58 = 12,518,332.56/x
  3. Step 3: Cross multiply
    36,781,270.20x = 55,176,485.58 × 12,518,332.56
  4. Step 4: Simplify right side
    36,781,270.20x = 690,717,595,982,484.50
  5. Step 5: Solve for x
    x = 690,717,595,982,484.50/36,781,270.20
  6. Step 6: Final answer
    x = 18,779,057.72

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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.