Home / 38,662,702.08-53,304,999.93-31,667,610.12

Finding the Fourth Proportional to 38,662,702.08, 53,304,999.93 and 31,667,610.12

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Solution

The fourth proportional to 38,662,702.08, 53,304,999.93 and 31,667,610.12 is: 43,660,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,662,702.08 : 53,304,999.93 = 31,667,610.12 : x
  2. Step 2: Convert to fraction form
    38,662,702.08/53,304,999.93 = 31,667,610.12/x
  3. Step 3: Cross multiply
    38,662,702.08x = 53,304,999.93 × 31,667,610.12
  4. Step 4: Simplify right side
    38,662,702.08x = 1,688,041,955,229,867.25
  5. Step 5: Solve for x
    x = 1,688,041,955,229,867.25/38,662,702.08
  6. Step 6: Final answer
    x = 43,660,734.10

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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.