Home / 27,158,309.40-37,479,452.48-15,558,114.84

Finding the Fourth Proportional to 27,158,309.40, 37,479,452.48 and 15,558,114.84

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Solution

The fourth proportional to 27,158,309.40, 37,479,452.48 and 15,558,114.84 is: 21,470,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158,309.40 : 37,479,452.48 = 15,558,114.84 : x
  2. Step 2: Convert to fraction form
    27,158,309.40/37,479,452.48 = 15,558,114.84/x
  3. Step 3: Cross multiply
    27,158,309.40x = 37,479,452.48 × 15,558,114.84
  4. Step 4: Simplify right side
    27,158,309.40x = 583,109,625,824,162.75
  5. Step 5: Solve for x
    x = 583,109,625,824,162.75/27,158,309.40
  6. Step 6: Final answer
    x = 21,470,763.04

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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.