Home / 65,418,306.90-90,277,860.57-36,050,693.16

Finding the Fourth Proportional to 65,418,306.90, 90,277,860.57 and 36,050,693.16

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Solution

The fourth proportional to 65,418,306.90, 90,277,860.57 and 36,050,693.16 is: 49,750,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,418,306.90 : 90,277,860.57 = 36,050,693.16 : x
  2. Step 2: Convert to fraction form
    65,418,306.90/90,277,860.57 = 36,050,693.16/x
  3. Step 3: Cross multiply
    65,418,306.90x = 90,277,860.57 × 36,050,693.16
  4. Step 4: Simplify right side
    65,418,306.90x = 3,254,579,450,370,079
  5. Step 5: Solve for x
    x = 3,254,579,450,370,079/65,418,306.90
  6. Step 6: Final answer
    x = 49,750,285.58

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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.