Home / 5,173,413.10-7,138,968.51-3,107,200.93

Finding the Fourth Proportional to 5,173,413.10, 7,138,968.51 and 3,107,200.93

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Solution

The fourth proportional to 5,173,413.10, 7,138,968.51 and 3,107,200.93 is: 4,287,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,413.10 : 7,138,968.51 = 3,107,200.93 : x
  2. Step 2: Convert to fraction form
    5,173,413.10/7,138,968.51 = 3,107,200.93/x
  3. Step 3: Cross multiply
    5,173,413.10x = 7,138,968.51 × 3,107,200.93
  4. Step 4: Simplify right side
    5,173,413.10x = 22,182,209,593,512.71
  5. Step 5: Solve for x
    x = 22,182,209,593,512.71/5,173,413.10
  6. Step 6: Final answer
    x = 4,287,732.13

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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.