Home / 11,487,654.57-15,852,251.03-6,330,728.01

Finding the Fourth Proportional to 11,487,654.57, 15,852,251.03 and 6,330,728.01

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Solution

The fourth proportional to 11,487,654.57, 15,852,251.03 and 6,330,728.01 is: 8,736,012.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487,654.57 : 15,852,251.03 = 6,330,728.01 : x
  2. Step 2: Convert to fraction form
    11,487,654.57/15,852,251.03 = 6,330,728.01/x
  3. Step 3: Cross multiply
    11,487,654.57x = 15,852,251.03 × 6,330,728.01
  4. Step 4: Simplify right side
    11,487,654.57x = 100,356,289,585,518.70
  5. Step 5: Solve for x
    x = 100,356,289,585,518.70/11,487,654.57
  6. Step 6: Final answer
    x = 8,736,012.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.