Home / 39,041,973-58,598,084.48-20,861,708.63

Finding the Fourth Proportional to 39,041,973, 58,598,084.48 and 20,861,708.63

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Solution

The fourth proportional to 39,041,973, 58,598,084.48 and 20,861,708.63 is: 31,311,331.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,041,973 : 58,598,084.48 = 20,861,708.63 : x
  2. Step 2: Convert to fraction form
    39,041,973/58,598,084.48 = 20,861,708.63/x
  3. Step 3: Cross multiply
    39,041,973x = 58,598,084.48 × 20,861,708.63
  4. Step 4: Simplify right side
    39,041,973x = 1,222,456,164,300,586.25
  5. Step 5: Solve for x
    x = 1,222,456,164,300,586.25/39,041,973
  6. Step 6: Final answer
    x = 31,311,331.64

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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.