Home / 46,335,074.40-69,535,789.20-19,428,040.80

Finding the Fourth Proportional to 46,335,074.40, 69,535,789.20 and 19,428,040.80

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Solution

The fourth proportional to 46,335,074.40, 69,535,789.20 and 19,428,040.80 is: 29,155,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,335,074.40 : 69,535,789.20 = 19,428,040.80 : x
  2. Step 2: Convert to fraction form
    46,335,074.40/69,535,789.20 = 19,428,040.80/x
  3. Step 3: Cross multiply
    46,335,074.40x = 69,535,789.20 × 19,428,040.80
  4. Step 4: Simplify right side
    46,335,074.40x = 1,350,944,149,637,799.50
  5. Step 5: Solve for x
    x = 1,350,944,149,637,799.50/46,335,074.40
  6. Step 6: Final answer
    x = 29,155,972.38

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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.