Home / 11,101,148.07-15,318,806.63-6,454,603.45

Finding the Fourth Proportional to 11,101,148.07, 15,318,806.63 and 6,454,603.45

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Solution

The fourth proportional to 11,101,148.07, 15,318,806.63 and 6,454,603.45 is: 8,906,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101,148.07 : 15,318,806.63 = 6,454,603.45 : x
  2. Step 2: Convert to fraction form
    11,101,148.07/15,318,806.63 = 6,454,603.45/x
  3. Step 3: Cross multiply
    11,101,148.07x = 15,318,806.63 × 6,454,603.45
  4. Step 4: Simplify right side
    11,101,148.07x = 98,876,822,123,880.88
  5. Step 5: Solve for x
    x = 98,876,822,123,880.88/11,101,148.07
  6. Step 6: Final answer
    x = 8,906,900.57

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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.