Home / 38,862,334.40-58,256,176.80-30,221,643.20

Finding the Fourth Proportional to 38,862,334.40, 58,256,176.80 and 30,221,643.20

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Solution

The fourth proportional to 38,862,334.40, 58,256,176.80 and 30,221,643.20 is: 45,303,438.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862,334.40 : 58,256,176.80 = 30,221,643.20 : x
  2. Step 2: Convert to fraction form
    38,862,334.40/58,256,176.80 = 30,221,643.20/x
  3. Step 3: Cross multiply
    38,862,334.40x = 58,256,176.80 × 30,221,643.20
  4. Step 4: Simplify right side
    38,862,334.40x = 1,760,597,389,445,717.75
  5. Step 5: Solve for x
    x = 1,760,597,389,445,717.75/38,862,334.40
  6. Step 6: Final answer
    x = 45,303,438.83

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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.