Home / 9,839,133.90-13,578,342.39-5,708,853.18

Finding the Fourth Proportional to 9,839,133.90, 13,578,342.39 and 5,708,853.18

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Solution

The fourth proportional to 9,839,133.90, 13,578,342.39 and 5,708,853.18 is: 7,878,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839,133.90 : 13,578,342.39 = 5,708,853.18 : x
  2. Step 2: Convert to fraction form
    9,839,133.90/13,578,342.39 = 5,708,853.18/x
  3. Step 3: Cross multiply
    9,839,133.90x = 13,578,342.39 × 5,708,853.18
  4. Step 4: Simplify right side
    9,839,133.90x = 77,516,763,132,280.30
  5. Step 5: Solve for x
    x = 77,516,763,132,280.30/9,839,133.90
  6. Step 6: Final answer
    x = 7,878,413.28

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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.