Home / 42,804,933.20-64,207,399.80-27,499,432.40

Finding the Fourth Proportional to 42,804,933.20, 64,207,399.80 and 27,499,432.40

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Solution

The fourth proportional to 42,804,933.20, 64,207,399.80 and 27,499,432.40 is: 41,249,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804,933.20 : 64,207,399.80 = 27,499,432.40 : x
  2. Step 2: Convert to fraction form
    42,804,933.20/64,207,399.80 = 27,499,432.40/x
  3. Step 3: Cross multiply
    42,804,933.20x = 64,207,399.80 × 27,499,432.40
  4. Step 4: Simplify right side
    42,804,933.20x = 1,765,667,050,379,873.25
  5. Step 5: Solve for x
    x = 1,765,667,050,379,873.25/42,804,933.20
  6. Step 6: Final answer
    x = 41,249,148.60

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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.