Home / 12,219,441.09-16,863,001.42-6,713,324.82

Finding the Fourth Proportional to 12,219,441.09, 16,863,001.42 and 6,713,324.82

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Solution

The fourth proportional to 12,219,441.09, 16,863,001.42 and 6,713,324.82 is: 9,264,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,219,441.09 : 16,863,001.42 = 6,713,324.82 : x
  2. Step 2: Convert to fraction form
    12,219,441.09/16,863,001.42 = 6,713,324.82/x
  3. Step 3: Cross multiply
    12,219,441.09x = 16,863,001.42 × 6,713,324.82
  4. Step 4: Simplify right side
    12,219,441.09x = 113,206,805,968,385.41
  5. Step 5: Solve for x
    x = 113,206,805,968,385.41/12,219,441.09
  6. Step 6: Final answer
    x = 9,264,483.14

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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.