Home / 10,295,111.10-14,201,350.61-6,420,906.21

Finding the Fourth Proportional to 10,295,111.10, 14,201,350.61 and 6,420,906.21

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Solution

The fourth proportional to 10,295,111.10, 14,201,350.61 and 6,420,906.21 is: 8,857,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295,111.10 : 14,201,350.61 = 6,420,906.21 : x
  2. Step 2: Convert to fraction form
    10,295,111.10/14,201,350.61 = 6,420,906.21/x
  3. Step 3: Cross multiply
    10,295,111.10x = 14,201,350.61 × 6,420,906.21
  4. Step 4: Simplify right side
    10,295,111.10x = 91,185,540,290,031.77
  5. Step 5: Solve for x
    x = 91,185,540,290,031.77/10,295,111.10
  6. Step 6: Final answer
    x = 8,857,169.14

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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.