Home / 53,880,275.40-80,820,413.10-15,543,040.20

Finding the Fourth Proportional to 53,880,275.40, 80,820,413.10 and 15,543,040.20

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Solution

The fourth proportional to 53,880,275.40, 80,820,413.10 and 15,543,040.20 is: 23,314,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,880,275.40 : 80,820,413.10 = 15,543,040.20 : x
  2. Step 2: Convert to fraction form
    53,880,275.40/80,820,413.10 = 15,543,040.20/x
  3. Step 3: Cross multiply
    53,880,275.40x = 80,820,413.10 × 15,543,040.20
  4. Step 4: Simplify right side
    53,880,275.40x = 1,256,194,929,793,906.50
  5. Step 5: Solve for x
    x = 1,256,194,929,793,906.50/53,880,275.40
  6. Step 6: Final answer
    x = 23,314,560.30

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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.