Home / 60,658,986.30-90,988,479.45-30,362,912.70

Finding the Fourth Proportional to 60,658,986.30, 90,988,479.45 and 30,362,912.70

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Solution

The fourth proportional to 60,658,986.30, 90,988,479.45 and 30,362,912.70 is: 45,544,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,658,986.30 : 90,988,479.45 = 30,362,912.70 : x
  2. Step 2: Convert to fraction form
    60,658,986.30/90,988,479.45 = 30,362,912.70/x
  3. Step 3: Cross multiply
    60,658,986.30x = 90,988,479.45 × 30,362,912.70
  4. Step 4: Simplify right side
    60,658,986.30x = 2,762,675,258,246,094
  5. Step 5: Solve for x
    x = 2,762,675,258,246,094/60,658,986.30
  6. Step 6: Final answer
    x = 45,544,369.05

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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.