Home / 7,185,868.36-9,915,171.62-4,088,210.90

Finding the Fourth Proportional to 7,185,868.36, 9,915,171.62 and 4,088,210.90

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Solution

The fourth proportional to 7,185,868.36, 9,915,171.62 and 4,088,210.90 is: 5,640,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,868.36 : 9,915,171.62 = 4,088,210.90 : x
  2. Step 2: Convert to fraction form
    7,185,868.36/9,915,171.62 = 4,088,210.90/x
  3. Step 3: Cross multiply
    7,185,868.36x = 9,915,171.62 × 4,088,210.90
  4. Step 4: Simplify right side
    7,185,868.36x = 40,535,312,692,254.66
  5. Step 5: Solve for x
    x = 40,535,312,692,254.66/7,185,868.36
  6. Step 6: Final answer
    x = 5,640,976.24

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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.