Home / 30,154,391.48-45,250,717.71-12,882,722.29

Finding the Fourth Proportional to 30,154,391.48, 45,250,717.71 and 12,882,722.29

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Solution

The fourth proportional to 30,154,391.48, 45,250,717.71 and 12,882,722.29 is: 19,332,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154,391.48 : 45,250,717.71 = 12,882,722.29 : x
  2. Step 2: Convert to fraction form
    30,154,391.48/45,250,717.71 = 12,882,722.29/x
  3. Step 3: Cross multiply
    30,154,391.48x = 45,250,717.71 × 12,882,722.29
  4. Step 4: Simplify right side
    30,154,391.48x = 582,952,429,681,114.75
  5. Step 5: Solve for x
    x = 582,952,429,681,114.75/30,154,391.48
  6. Step 6: Final answer
    x = 19,332,256.47

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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.