Home / 17,155,815.80-25,734,551.31-5,641,028.13

Finding the Fourth Proportional to 17,155,815.80, 25,734,551.31 and 5,641,028.13

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Solution

The fourth proportional to 17,155,815.80, 25,734,551.31 and 5,641,028.13 is: 8,461,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155,815.80 : 25,734,551.31 = 5,641,028.13 : x
  2. Step 2: Convert to fraction form
    17,155,815.80/25,734,551.31 = 5,641,028.13/x
  3. Step 3: Cross multiply
    17,155,815.80x = 25,734,551.31 × 5,641,028.13
  4. Step 4: Simplify right side
    17,155,815.80x = 145,169,327,852,638.34
  5. Step 5: Solve for x
    x = 145,169,327,852,638.34/17,155,815.80
  6. Step 6: Final answer
    x = 8,461,814.33

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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.