Home / 30,127,195.16-41,580,074.34-18,373,282.59

Finding the Fourth Proportional to 30,127,195.16, 41,580,074.34 and 18,373,282.59

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Solution

The fourth proportional to 30,127,195.16, 41,580,074.34 and 18,373,282.59 is: 25,357,901.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127,195.16 : 41,580,074.34 = 18,373,282.59 : x
  2. Step 2: Convert to fraction form
    30,127,195.16/41,580,074.34 = 18,373,282.59/x
  3. Step 3: Cross multiply
    30,127,195.16x = 41,580,074.34 × 18,373,282.59
  4. Step 4: Simplify right side
    30,127,195.16x = 763,962,455,870,161.38
  5. Step 5: Solve for x
    x = 763,962,455,870,161.38/30,127,195.16
  6. Step 6: Final answer
    x = 25,357,901.79

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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.