Home / 21,978,045.45-32,967,068.18-15,175,600.65

Finding the Fourth Proportional to 21,978,045.45, 32,967,068.18 and 15,175,600.65

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Solution

The fourth proportional to 21,978,045.45, 32,967,068.18 and 15,175,600.65 is: 22,763,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,978,045.45 : 32,967,068.18 = 15,175,600.65 : x
  2. Step 2: Convert to fraction form
    21,978,045.45/32,967,068.18 = 15,175,600.65/x
  3. Step 3: Cross multiply
    21,978,045.45x = 32,967,068.18 × 15,175,600.65
  4. Step 4: Simplify right side
    21,978,045.45x = 500,295,061,225,124.31
  5. Step 5: Solve for x
    x = 500,295,061,225,124.31/21,978,045.45
  6. Step 6: Final answer
    x = 22,763,400.98

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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.