Home / 30,542,418.16-45,752,287.12-14,124,690.23

Finding the Fourth Proportional to 30,542,418.16, 45,752,287.12 and 14,124,690.23

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Solution

The fourth proportional to 30,542,418.16, 45,752,287.12 and 14,124,690.23 is: 21,158,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,542,418.16 : 45,752,287.12 = 14,124,690.23 : x
  2. Step 2: Convert to fraction form
    30,542,418.16/45,752,287.12 = 14,124,690.23/x
  3. Step 3: Cross multiply
    30,542,418.16x = 45,752,287.12 × 14,124,690.23
  4. Step 4: Simplify right side
    30,542,418.16x = 646,236,882,619,945.62
  5. Step 5: Solve for x
    x = 646,236,882,619,945.62/30,542,418.16
  6. Step 6: Final answer
    x = 21,158,667.90

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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.