Home / 9,881,428.92-13,633,264.62-5,529,823.80

Finding the Fourth Proportional to 9,881,428.92, 13,633,264.62 and 5,529,823.80

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Solution

The fourth proportional to 9,881,428.92, 13,633,264.62 and 5,529,823.80 is: 7,629,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,428.92 : 13,633,264.62 = 5,529,823.80 : x
  2. Step 2: Convert to fraction form
    9,881,428.92/13,633,264.62 = 5,529,823.80/x
  3. Step 3: Cross multiply
    9,881,428.92x = 13,633,264.62 × 5,529,823.80
  4. Step 4: Simplify right side
    9,881,428.92x = 75,389,551,167,373.95
  5. Step 5: Solve for x
    x = 75,389,551,167,373.95/9,881,428.92
  6. Step 6: Final answer
    x = 7,629,417.95

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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.