Home / 49,928,110.80-74,892,166.20-21,169,352.40

Finding the Fourth Proportional to 49,928,110.80, 74,892,166.20 and 21,169,352.40

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Solution

The fourth proportional to 49,928,110.80, 74,892,166.20 and 21,169,352.40 is: 31,754,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,928,110.80 : 74,892,166.20 = 21,169,352.40 : x
  2. Step 2: Convert to fraction form
    49,928,110.80/74,892,166.20 = 21,169,352.40/x
  3. Step 3: Cross multiply
    49,928,110.80x = 74,892,166.20 × 21,169,352.40
  4. Step 4: Simplify right side
    49,928,110.80x = 1,585,418,658,287,168.75
  5. Step 5: Solve for x
    x = 1,585,418,658,287,168.75/49,928,110.80
  6. Step 6: Final answer
    x = 31,754,028.60

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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.