Home / 25,685,442.40-38,522,267.68-15,313,596.16

Finding the Fourth Proportional to 25,685,442.40, 38,522,267.68 and 15,313,596.16

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Solution

The fourth proportional to 25,685,442.40, 38,522,267.68 and 15,313,596.16 is: 22,966,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,685,442.40 : 38,522,267.68 = 15,313,596.16 : x
  2. Step 2: Convert to fraction form
    25,685,442.40/38,522,267.68 = 15,313,596.16/x
  3. Step 3: Cross multiply
    25,685,442.40x = 38,522,267.68 × 15,313,596.16
  4. Step 4: Simplify right side
    25,685,442.40x = 589,914,450,418,940.12
  5. Step 5: Solve for x
    x = 589,914,450,418,940.12/25,685,442.40
  6. Step 6: Final answer
    x = 22,966,879.11

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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.