Home / 65,422,636.20-90,283,593.23-37,543,126.52

Finding the Fourth Proportional to 65,422,636.20, 90,283,593.23 and 37,543,126.52

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Solution

The fourth proportional to 65,422,636.20, 90,283,593.23 and 37,543,126.52 is: 51,809,718.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,422,636.20 : 90,283,593.23 = 37,543,126.52 : x
  2. Step 2: Convert to fraction form
    65,422,636.20/90,283,593.23 = 37,543,126.52/x
  3. Step 3: Cross multiply
    65,422,636.20x = 90,283,593.23 × 37,543,126.52
  4. Step 4: Simplify right side
    65,422,636.20x = 3,389,528,362,674,971.50
  5. Step 5: Solve for x
    x = 3,389,528,362,674,971.50/65,422,636.20
  6. Step 6: Final answer
    x = 51,809,718.46

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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.