Home / 13,555,561.02-18,690,869.92-10,111,823.34

Finding the Fourth Proportional to 13,555,561.02, 18,690,869.92 and 10,111,823.34

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Solution

The fourth proportional to 13,555,561.02, 18,690,869.92 and 10,111,823.34 is: 13,942,526.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,561.02 : 18,690,869.92 = 10,111,823.34 : x
  2. Step 2: Convert to fraction form
    13,555,561.02/18,690,869.92 = 10,111,823.34/x
  3. Step 3: Cross multiply
    13,555,561.02x = 18,690,869.92 × 10,111,823.34
  4. Step 4: Simplify right side
    13,555,561.02x = 188,998,774,701,959.94
  5. Step 5: Solve for x
    x = 188,998,774,701,959.94/13,555,561.02
  6. Step 6: Final answer
    x = 13,942,526.94

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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.