Home / 39,020,120-58,517,774.40-36,472,739.84

Finding the Fourth Proportional to 39,020,120, 58,517,774.40 and 36,472,739.84

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Solution

The fourth proportional to 39,020,120, 58,517,774.40 and 36,472,739.84 is: 54,697,514.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020,120 : 58,517,774.40 = 36,472,739.84 : x
  2. Step 2: Convert to fraction form
    39,020,120/58,517,774.40 = 36,472,739.84/x
  3. Step 3: Cross multiply
    39,020,120x = 58,517,774.40 × 36,472,739.84
  4. Step 4: Simplify right side
    39,020,120x = 2,134,303,561,707,012.25
  5. Step 5: Solve for x
    x = 2,134,303,561,707,012.25/39,020,120
  6. Step 6: Final answer
    x = 54,697,514.04

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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.