Home / 30,614,934.40-45,922,401.60-25,613,411.20

Finding the Fourth Proportional to 30,614,934.40, 45,922,401.60 and 25,613,411.20

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Solution

The fourth proportional to 30,614,934.40, 45,922,401.60 and 25,613,411.20 is: 38,420,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,614,934.40 : 45,922,401.60 = 25,613,411.20 : x
  2. Step 2: Convert to fraction form
    30,614,934.40/45,922,401.60 = 25,613,411.20/x
  3. Step 3: Cross multiply
    30,614,934.40x = 45,922,401.60 × 25,613,411.20
  4. Step 4: Simplify right side
    30,614,934.40x = 1,176,229,355,472,338
  5. Step 5: Solve for x
    x = 1,176,229,355,472,338/30,614,934.40
  6. Step 6: Final answer
    x = 38,420,116.80

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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.