Home / 15,055,450.83-20,775,844.98-8,528,947.11

Finding the Fourth Proportional to 15,055,450.83, 20,775,844.98 and 8,528,947.11

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Solution

The fourth proportional to 15,055,450.83, 20,775,844.98 and 8,528,947.11 is: 11,769,563.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055,450.83 : 20,775,844.98 = 8,528,947.11 : x
  2. Step 2: Convert to fraction form
    15,055,450.83/20,775,844.98 = 8,528,947.11/x
  3. Step 3: Cross multiply
    15,055,450.83x = 20,775,844.98 × 8,528,947.11
  4. Step 4: Simplify right side
    15,055,450.83x = 177,196,082,999,979
  5. Step 5: Solve for x
    x = 177,196,082,999,979/15,055,450.83
  6. Step 6: Final answer
    x = 11,769,563.40

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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.