Home / 7,098,899.76-9,801,211.28-4,199,222.07

Finding the Fourth Proportional to 7,098,899.76, 9,801,211.28 and 4,199,222.07

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Solution

The fourth proportional to 7,098,899.76, 9,801,211.28 and 4,199,222.07 is: 5,797,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,899.76 : 9,801,211.28 = 4,199,222.07 : x
  2. Step 2: Convert to fraction form
    7,098,899.76/9,801,211.28 = 4,199,222.07/x
  3. Step 3: Cross multiply
    7,098,899.76x = 9,801,211.28 × 4,199,222.07
  4. Step 4: Simplify right side
    7,098,899.76x = 41,157,462,698,712.84
  5. Step 5: Solve for x
    x = 41,157,462,698,712.84/7,098,899.76
  6. Step 6: Final answer
    x = 5,797,724.17

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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.