Home / 71,633,014.37-98,852,614.22-39,842,969.57

Finding the Fourth Proportional to 71,633,014.37, 98,852,614.22 and 39,842,969.57

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Solution

The fourth proportional to 71,633,014.37, 98,852,614.22 and 39,842,969.57 is: 54,982,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,633,014.37 : 98,852,614.22 = 39,842,969.57 : x
  2. Step 2: Convert to fraction form
    71,633,014.37/98,852,614.22 = 39,842,969.57/x
  3. Step 3: Cross multiply
    71,633,014.37x = 98,852,614.22 × 39,842,969.57
  4. Step 4: Simplify right side
    71,633,014.37x = 3,938,581,700,282,409.50
  5. Step 5: Solve for x
    x = 3,938,581,700,282,409.50/71,633,014.37
  6. Step 6: Final answer
    x = 54,982,772.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.