Home / 11,551,075.87-15,948,005.07-7,422,697.84

Finding the Fourth Proportional to 11,551,075.87, 15,948,005.07 and 7,422,697.84

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Solution

The fourth proportional to 11,551,075.87, 15,948,005.07 and 7,422,697.84 is: 10,248,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551,075.87 : 15,948,005.07 = 7,422,697.84 : x
  2. Step 2: Convert to fraction form
    11,551,075.87/15,948,005.07 = 7,422,697.84/x
  3. Step 3: Cross multiply
    11,551,075.87x = 15,948,005.07 × 7,422,697.84
  4. Step 4: Simplify right side
    11,551,075.87x = 118,377,222,785,398.05
  5. Step 5: Solve for x
    x = 118,377,222,785,398.05/11,551,075.87
  6. Step 6: Final answer
    x = 10,248,155.59

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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.