Home / 15,775,557-21,770,270.28-8,532,213

Finding the Fourth Proportional to 15,775,557, 21,770,270.28 and 8,532,213

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Solution

The fourth proportional to 15,775,557, 21,770,270.28 and 8,532,213 is: 11,774,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775,557 : 21,770,270.28 = 8,532,213 : x
  2. Step 2: Convert to fraction form
    15,775,557/21,770,270.28 = 8,532,213/x
  3. Step 3: Cross multiply
    15,775,557x = 21,770,270.28 × 8,532,213
  4. Step 4: Simplify right side
    15,775,557x = 185,748,583,096,529.66
  5. Step 5: Solve for x
    x = 185,748,583,096,529.66/15,775,557
  6. Step 6: Final answer
    x = 11,774,454.82

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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.