Home / 12,806,847.18-17,673,870.60-7,005,496.14

Finding the Fourth Proportional to 12,806,847.18, 17,673,870.60 and 7,005,496.14

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Solution

The fourth proportional to 12,806,847.18, 17,673,870.60 and 7,005,496.14 is: 9,667,815.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806,847.18 : 17,673,870.60 = 7,005,496.14 : x
  2. Step 2: Convert to fraction form
    12,806,847.18/17,673,870.60 = 7,005,496.14/x
  3. Step 3: Cross multiply
    12,806,847.18x = 17,673,870.60 × 7,005,496.14
  4. Step 4: Simplify right side
    12,806,847.18x = 123,814,232,267,159.48
  5. Step 5: Solve for x
    x = 123,814,232,267,159.48/12,806,847.18
  6. Step 6: Final answer
    x = 9,667,815.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.