Home / 79,750,013.18-119,646,285.62-28,632,474.86

Finding the Fourth Proportional to 79,750,013.18, 119,646,285.62 and 28,632,474.86

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Solution

The fourth proportional to 79,750,013.18, 119,646,285.62 and 28,632,474.86 is: 42,956,347.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,750,013.18 : 119,646,285.62 = 28,632,474.86 : x
  2. Step 2: Convert to fraction form
    79,750,013.18/119,646,285.62 = 28,632,474.86/x
  3. Step 3: Cross multiply
    79,750,013.18x = 119,646,285.62 × 28,632,474.86
  4. Step 4: Simplify right side
    79,750,013.18x = 3,425,769,265,107,029.50
  5. Step 5: Solve for x
    x = 3,425,769,265,107,029.50/79,750,013.18
  6. Step 6: Final answer
    x = 42,956,347.32

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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.