Home / 18,466,309.76-25,484,826.84-10,206,194.36

Finding the Fourth Proportional to 18,466,309.76, 25,484,826.84 and 10,206,194.36

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Solution

The fourth proportional to 18,466,309.76, 25,484,826.84 and 10,206,194.36 is: 14,085,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,309.76 : 25,484,826.84 = 10,206,194.36 : x
  2. Step 2: Convert to fraction form
    18,466,309.76/25,484,826.84 = 10,206,194.36/x
  3. Step 3: Cross multiply
    18,466,309.76x = 25,484,826.84 × 10,206,194.36
  4. Step 4: Simplify right side
    18,466,309.76x = 260,103,095,959,984.59
  5. Step 5: Solve for x
    x = 260,103,095,959,984.59/18,466,309.76
  6. Step 6: Final answer
    x = 14,085,277.42

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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.