Home / 11,284,951.76-15,578,001.14-7,618,834.45

Finding the Fourth Proportional to 11,284,951.76, 15,578,001.14 and 7,618,834.45

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Solution

The fourth proportional to 11,284,951.76, 15,578,001.14 and 7,618,834.45 is: 10,517,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,951.76 : 15,578,001.14 = 7,618,834.45 : x
  2. Step 2: Convert to fraction form
    11,284,951.76/15,578,001.14 = 7,618,834.45/x
  3. Step 3: Cross multiply
    11,284,951.76x = 15,578,001.14 × 7,618,834.45
  4. Step 4: Simplify right side
    11,284,951.76x = 118,686,211,631,587.09
  5. Step 5: Solve for x
    x = 118,686,211,631,587.09/11,284,951.76
  6. Step 6: Final answer
    x = 10,517,210.37

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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.