Home / 7,947,585.31-11,923,155.82-2,898,895.81

Finding the Fourth Proportional to 7,947,585.31, 11,923,155.82 and 2,898,895.81

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Solution

The fourth proportional to 7,947,585.31, 11,923,155.82 and 2,898,895.81 is: 4,348,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947,585.31 : 11,923,155.82 = 2,898,895.81 : x
  2. Step 2: Convert to fraction form
    7,947,585.31/11,923,155.82 = 2,898,895.81/x
  3. Step 3: Cross multiply
    7,947,585.31x = 11,923,155.82 × 2,898,895.81
  4. Step 4: Simplify right side
    7,947,585.31x = 34,563,986,448,575.12
  5. Step 5: Solve for x
    x = 34,563,986,448,575.12/7,947,585.31
  6. Step 6: Final answer
    x = 4,348,992.19

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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.