Home / 60,494,448.40-90,658,728.60-38,862,653.20

Finding the Fourth Proportional to 60,494,448.40, 90,658,728.60 and 38,862,653.20

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Solution

The fourth proportional to 60,494,448.40, 90,658,728.60 and 38,862,653.20 is: 58,240,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,494,448.40 : 90,658,728.60 = 38,862,653.20 : x
  2. Step 2: Convert to fraction form
    60,494,448.40/90,658,728.60 = 38,862,653.20/x
  3. Step 3: Cross multiply
    60,494,448.40x = 90,658,728.60 × 38,862,653.20
  4. Step 4: Simplify right side
    60,494,448.40x = 3,523,238,729,134,721.50
  5. Step 5: Solve for x
    x = 3,523,238,729,134,721.50/60,494,448.40
  6. Step 6: Final answer
    x = 58,240,695.18

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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.