Home / 23,325,928.40-34,988,892.60-13,122,261.20

Finding the Fourth Proportional to 23,325,928.40, 34,988,892.60 and 13,122,261.20

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Solution

The fourth proportional to 23,325,928.40, 34,988,892.60 and 13,122,261.20 is: 19,683,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,325,928.40 : 34,988,892.60 = 13,122,261.20 : x
  2. Step 2: Convert to fraction form
    23,325,928.40/34,988,892.60 = 13,122,261.20/x
  3. Step 3: Cross multiply
    23,325,928.40x = 34,988,892.60 × 13,122,261.20
  4. Step 4: Simplify right side
    23,325,928.40x = 459,133,387,795,947.12
  5. Step 5: Solve for x
    x = 459,133,387,795,947.12/23,325,928.40
  6. Step 6: Final answer
    x = 19,683,391.80

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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.