Home / 28,035,468.36-42,052,921.92-8,866,228.68

Finding the Fourth Proportional to 28,035,468.36, 42,052,921.92 and 8,866,228.68

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Solution

The fourth proportional to 28,035,468.36, 42,052,921.92 and 8,866,228.68 is: 13,299,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,468.36 : 42,052,921.92 = 8,866,228.68 : x
  2. Step 2: Convert to fraction form
    28,035,468.36/42,052,921.92 = 8,866,228.68/x
  3. Step 3: Cross multiply
    28,035,468.36x = 42,052,921.92 × 8,866,228.68
  4. Step 4: Simplify right side
    28,035,468.36x = 372,850,822,404,904.69
  5. Step 5: Solve for x
    x = 372,850,822,404,904.69/28,035,468.36
  6. Step 6: Final answer
    x = 13,299,254.27

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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.