Home / 65,308,067.23-97,976,272.61-19,868,680.75

Finding the Fourth Proportional to 65,308,067.23, 97,976,272.61 and 19,868,680.75

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Solution

The fourth proportional to 65,308,067.23, 97,976,272.61 and 19,868,680.75 is: 29,807,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,308,067.23 : 97,976,272.61 = 19,868,680.75 : x
  2. Step 2: Convert to fraction form
    65,308,067.23/97,976,272.61 = 19,868,680.75/x
  3. Step 3: Cross multiply
    65,308,067.23x = 97,976,272.61 × 19,868,680.75
  4. Step 4: Simplify right side
    65,308,067.23x = 1,946,659,281,563,059.25
  5. Step 5: Solve for x
    x = 1,946,659,281,563,059.25/65,308,067.23
  6. Step 6: Final answer
    x = 29,807,332.60

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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.