Home / 55,812,112.87-83,729,344.36-31,254,962.18

Finding the Fourth Proportional to 55,812,112.87, 83,729,344.36 and 31,254,962.18

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Solution

The fourth proportional to 55,812,112.87, 83,729,344.36 and 31,254,962.18 is: 46,888,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,812,112.87 : 83,729,344.36 = 31,254,962.18 : x
  2. Step 2: Convert to fraction form
    55,812,112.87/83,729,344.36 = 31,254,962.18/x
  3. Step 3: Cross multiply
    55,812,112.87x = 83,729,344.36 × 31,254,962.18
  4. Step 4: Simplify right side
    55,812,112.87x = 2,616,957,491,360,792.50
  5. Step 5: Solve for x
    x = 2,616,957,491,360,792.50/55,812,112.87
  6. Step 6: Final answer
    x = 46,888,701.34

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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.