Home / 7,725,412.11-10,662,012.51-4,462,223.12

Finding the Fourth Proportional to 7,725,412.11, 10,662,012.51 and 4,462,223.12

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Solution

The fourth proportional to 7,725,412.11, 10,662,012.51 and 4,462,223.12 is: 6,158,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,412.11 : 10,662,012.51 = 4,462,223.12 : x
  2. Step 2: Convert to fraction form
    7,725,412.11/10,662,012.51 = 4,462,223.12/x
  3. Step 3: Cross multiply
    7,725,412.11x = 10,662,012.51 × 4,462,223.12
  4. Step 4: Simplify right side
    7,725,412.11x = 47,576,278,770,309.84
  5. Step 5: Solve for x
    x = 47,576,278,770,309.84/7,725,412.11
  6. Step 6: Final answer
    x = 6,158,413.05

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Double scale
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1.5x scale

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.