Home / 47,321,648.12-65,304,071.14-25,591,616.12

Finding the Fourth Proportional to 47,321,648.12, 65,304,071.14 and 25,591,616.12

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Solution

The fourth proportional to 47,321,648.12, 65,304,071.14 and 25,591,616.12 is: 35,316,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321,648.12 : 65,304,071.14 = 25,591,616.12 : x
  2. Step 2: Convert to fraction form
    47,321,648.12/65,304,071.14 = 25,591,616.12/x
  3. Step 3: Cross multiply
    47,321,648.12x = 65,304,071.14 × 25,591,616.12
  4. Step 4: Simplify right side
    47,321,648.12x = 1,671,236,719,688,050.75
  5. Step 5: Solve for x
    x = 1,671,236,719,688,050.75/47,321,648.12
  6. Step 6: Final answer
    x = 35,316,536.64

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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.