Home / 27,170,432-37,496,175.14-15,570,237.32

Finding the Fourth Proportional to 27,170,432, 37,496,175.14 and 15,570,237.32

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Solution

The fourth proportional to 27,170,432, 37,496,175.14 and 15,570,237.32 is: 21,487,488.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,170,432 : 37,496,175.14 = 15,570,237.32 : x
  2. Step 2: Convert to fraction form
    27,170,432/37,496,175.14 = 15,570,237.32/x
  3. Step 3: Cross multiply
    27,170,432x = 37,496,175.14 × 15,570,237.32
  4. Step 4: Simplify right side
    27,170,432x = 583,824,345,522,084.25
  5. Step 5: Solve for x
    x = 583,824,345,522,084.25/27,170,432
  6. Step 6: Final answer
    x = 21,487,488.51

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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.