Home / 12,266,965.69-16,928,528.21-6,760,538.81

Finding the Fourth Proportional to 12,266,965.69, 16,928,528.21 and 6,760,538.81

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Solution

The fourth proportional to 12,266,965.69, 16,928,528.21 and 6,760,538.81 is: 9,329,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266,965.69 : 16,928,528.21 = 6,760,538.81 : x
  2. Step 2: Convert to fraction form
    12,266,965.69/16,928,528.21 = 6,760,538.81/x
  3. Step 3: Cross multiply
    12,266,965.69x = 16,928,528.21 × 6,760,538.81
  4. Step 4: Simplify right side
    12,266,965.69x = 114,445,971,930,273.48
  5. Step 5: Solve for x
    x = 114,445,971,930,273.48/12,266,965.69
  6. Step 6: Final answer
    x = 9,329,607.24

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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.