Home / 55,749,418.02-76,936,378.23-38,145,242.52

Finding the Fourth Proportional to 55,749,418.02, 76,936,378.23 and 38,145,242.52

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Solution

The fourth proportional to 55,749,418.02, 76,936,378.23 and 38,145,242.52 is: 52,641,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,749,418.02 : 76,936,378.23 = 38,145,242.52 : x
  2. Step 2: Convert to fraction form
    55,749,418.02/76,936,378.23 = 38,145,242.52/x
  3. Step 3: Cross multiply
    55,749,418.02x = 76,936,378.23 × 38,145,242.52
  4. Step 4: Simplify right side
    55,749,418.02x = 2,934,756,806,193,799
  5. Step 5: Solve for x
    x = 2,934,756,806,193,799/55,749,418.02
  6. Step 6: Final answer
    x = 52,641,927.22

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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.