Home / 13,047,723.56-18,004,804.98-7,541,455.11

Finding the Fourth Proportional to 13,047,723.56, 18,004,804.98 and 7,541,455.11

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Solution

The fourth proportional to 13,047,723.56, 18,004,804.98 and 7,541,455.11 is: 10,406,599.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,723.56 : 18,004,804.98 = 7,541,455.11 : x
  2. Step 2: Convert to fraction form
    13,047,723.56/18,004,804.98 = 7,541,455.11/x
  3. Step 3: Cross multiply
    13,047,723.56x = 18,004,804.98 × 7,541,455.11
  4. Step 4: Simplify right side
    13,047,723.56x = 135,782,428,507,631.89
  5. Step 5: Solve for x
    x = 135,782,428,507,631.89/13,047,723.56
  6. Step 6: Final answer
    x = 10,406,599.12

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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.