Home / 9,208,331.78-13,813,758.21-3,141,434.60

Finding the Fourth Proportional to 9,208,331.78, 13,813,758.21 and 3,141,434.60

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Solution

The fourth proportional to 9,208,331.78, 13,813,758.21 and 3,141,434.60 is: 4,712,581.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208,331.78 : 13,813,758.21 = 3,141,434.60 : x
  2. Step 2: Convert to fraction form
    9,208,331.78/13,813,758.21 = 3,141,434.60/x
  3. Step 3: Cross multiply
    9,208,331.78x = 13,813,758.21 × 3,141,434.60
  4. Step 4: Simplify right side
    9,208,331.78x = 43,395,017,996,928.07
  5. Step 5: Solve for x
    x = 43,395,017,996,928.07/9,208,331.78
  6. Step 6: Final answer
    x = 4,712,581.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.