Home / 30,449,925.30-45,680,007.69-15,097,972.62

Finding the Fourth Proportional to 30,449,925.30, 45,680,007.69 and 15,097,972.62

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Solution

The fourth proportional to 30,449,925.30, 45,680,007.69 and 15,097,972.62 is: 22,649,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,449,925.30 : 45,680,007.69 = 15,097,972.62 : x
  2. Step 2: Convert to fraction form
    30,449,925.30/45,680,007.69 = 15,097,972.62/x
  3. Step 3: Cross multiply
    30,449,925.30x = 45,680,007.69 × 15,097,972.62
  4. Step 4: Simplify right side
    30,449,925.30x = 689,675,505,385,009.38
  5. Step 5: Solve for x
    x = 689,675,505,385,009.38/30,449,925.30
  6. Step 6: Final answer
    x = 22,649,497.45

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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.