Home / 12,310,871.32-16,989,882.06-6,804,127.72

Finding the Fourth Proportional to 12,310,871.32, 16,989,882.06 and 6,804,127.72

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Solution

The fourth proportional to 12,310,871.32, 16,989,882.06 and 6,804,127.72 is: 9,390,182.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,871.32 : 16,989,882.06 = 6,804,127.72 : x
  2. Step 2: Convert to fraction form
    12,310,871.32/16,989,882.06 = 6,804,127.72/x
  3. Step 3: Cross multiply
    12,310,871.32x = 16,989,882.06 × 6,804,127.72
  4. Step 4: Simplify right side
    12,310,871.32x = 115,601,327,483,976.69
  5. Step 5: Solve for x
    x = 115,601,327,483,976.69/12,310,871.32
  6. Step 6: Final answer
    x = 9,390,182.42

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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.