Home / 8,901,489.20-12,284,058.36-4,827,107.12

Finding the Fourth Proportional to 8,901,489.20, 12,284,058.36 and 4,827,107.12

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Solution

The fourth proportional to 8,901,489.20, 12,284,058.36 and 4,827,107.12 is: 6,661,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901,489.20 : 12,284,058.36 = 4,827,107.12 : x
  2. Step 2: Convert to fraction form
    8,901,489.20/12,284,058.36 = 4,827,107.12/x
  3. Step 3: Cross multiply
    8,901,489.20x = 12,284,058.36 × 4,827,107.12
  4. Step 4: Simplify right side
    8,901,489.20x = 59,296,465,572,051.52
  5. Step 5: Solve for x
    x = 59,296,465,572,051.52/8,901,489.20
  6. Step 6: Final answer
    x = 6,661,409.60

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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.