Home / 72,938,447.26-109,415,333.18-23,758,133.12

Finding the Fourth Proportional to 72,938,447.26, 109,415,333.18 and 23,758,133.12

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Solution

The fourth proportional to 72,938,447.26, 109,415,333.18 and 23,758,133.12 is: 35,639,695.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,938,447.26 : 109,415,333.18 = 23,758,133.12 : x
  2. Step 2: Convert to fraction form
    72,938,447.26/109,415,333.18 = 23,758,133.12/x
  3. Step 3: Cross multiply
    72,938,447.26x = 109,415,333.18 × 23,758,133.12
  4. Step 4: Simplify right side
    72,938,447.26x = 2,599,504,050,982,219
  5. Step 5: Solve for x
    x = 2,599,504,050,982,219/72,938,447.26
  6. Step 6: Final answer
    x = 35,639,695.51

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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.