Home / 65,418,307.71-90,277,861.69-36,050,693.97

Finding the Fourth Proportional to 65,418,307.71, 90,277,861.69 and 36,050,693.97

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Solution

The fourth proportional to 65,418,307.71, 90,277,861.69 and 36,050,693.97 is: 49,750,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,418,307.71 : 90,277,861.69 = 36,050,693.97 : x
  2. Step 2: Convert to fraction form
    65,418,307.71/90,277,861.69 = 36,050,693.97/x
  3. Step 3: Cross multiply
    65,418,307.71x = 90,277,861.69 × 36,050,693.97
  4. Step 4: Simplify right side
    65,418,307.71x = 3,254,579,564,435,782.50
  5. Step 5: Solve for x
    x = 3,254,579,564,435,782.50/65,418,307.71
  6. Step 6: Final answer
    x = 49,750,286.71

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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.