Home / 65,418,308.27-90,277,862.47-36,050,694.54

Finding the Fourth Proportional to 65,418,308.27, 90,277,862.47 and 36,050,694.54

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Solution

The fourth proportional to 65,418,308.27, 90,277,862.47 and 36,050,694.54 is: 49,750,287.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,418,308.27 : 90,277,862.47 = 36,050,694.54 : x
  2. Step 2: Convert to fraction form
    65,418,308.27/90,277,862.47 = 36,050,694.54/x
  3. Step 3: Cross multiply
    65,418,308.27x = 90,277,862.47 × 36,050,694.54
  4. Step 4: Simplify right side
    65,418,308.27x = 3,254,579,643,201,431.50
  5. Step 5: Solve for x
    x = 3,254,579,643,201,431.50/65,418,308.27
  6. Step 6: Final answer
    x = 49,750,287.49

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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.