Home / 9,247,155.84-12,761,570.88-5,172,531.84

Finding the Fourth Proportional to 9,247,155.84, 12,761,570.88 and 5,172,531.84

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Solution

The fourth proportional to 9,247,155.84, 12,761,570.88 and 5,172,531.84 is: 7,138,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247,155.84 : 12,761,570.88 = 5,172,531.84 : x
  2. Step 2: Convert to fraction form
    9,247,155.84/12,761,570.88 = 5,172,531.84/x
  3. Step 3: Cross multiply
    9,247,155.84x = 12,761,570.88 × 5,172,531.84
  4. Step 4: Simplify right side
    9,247,155.84x = 66,009,631,705,216.82
  5. Step 5: Solve for x
    x = 66,009,631,705,216.82/9,247,155.84
  6. Step 6: Final answer
    x = 7,138,371.28

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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.