Home / 10,328,974.72-14,253,792.07-7,065,679.12

Finding the Fourth Proportional to 10,328,974.72, 14,253,792.07 and 7,065,679.12

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Solution

The fourth proportional to 10,328,974.72, 14,253,792.07 and 7,065,679.12 is: 9,750,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328,974.72 : 14,253,792.07 = 7,065,679.12 : x
  2. Step 2: Convert to fraction form
    10,328,974.72/14,253,792.07 = 7,065,679.12/x
  3. Step 3: Cross multiply
    10,328,974.72x = 14,253,792.07 × 7,065,679.12
  4. Step 4: Simplify right side
    10,328,974.72x = 100,712,721,009,820.58
  5. Step 5: Solve for x
    x = 100,712,721,009,820.58/10,328,974.72
  6. Step 6: Final answer
    x = 9,750,505.13

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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.