Home / 60,815,221.90-91,095,652.05-28,494,709.90

Finding the Fourth Proportional to 60,815,221.90, 91,095,652.05 and 28,494,709.90

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Solution

The fourth proportional to 60,815,221.90, 91,095,652.05 and 28,494,709.90 is: 42,682,474.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,815,221.90 : 91,095,652.05 = 28,494,709.90 : x
  2. Step 2: Convert to fraction form
    60,815,221.90/91,095,652.05 = 28,494,709.90/x
  3. Step 3: Cross multiply
    60,815,221.90x = 91,095,652.05 × 28,494,709.90
  4. Step 4: Simplify right side
    60,815,221.90x = 2,595,744,178,316,090
  5. Step 5: Solve for x
    x = 2,595,744,178,316,090/60,815,221.90
  6. Step 6: Final answer
    x = 42,682,474.83

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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.