Home / 12,896,931.56-17,797,906.81-7,016,599.26

Finding the Fourth Proportional to 12,896,931.56, 17,797,906.81 and 7,016,599.26

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Solution

The fourth proportional to 12,896,931.56, 17,797,906.81 and 7,016,599.26 is: 9,682,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,931.56 : 17,797,906.81 = 7,016,599.26 : x
  2. Step 2: Convert to fraction form
    12,896,931.56/17,797,906.81 = 7,016,599.26/x
  3. Step 3: Cross multiply
    12,896,931.56x = 17,797,906.81 × 7,016,599.26
  4. Step 4: Simplify right side
    12,896,931.56x = 124,880,779,681,699.05
  5. Step 5: Solve for x
    x = 124,880,779,681,699.05/12,896,931.56
  6. Step 6: Final answer
    x = 9,682,983.83

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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.