Home / 9,965,343.66-13,752,174.18-5,381,665.08

Finding the Fourth Proportional to 9,965,343.66, 13,752,174.18 and 5,381,665.08

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Solution

The fourth proportional to 9,965,343.66, 13,752,174.18 and 5,381,665.08 is: 7,426,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,343.66 : 13,752,174.18 = 5,381,665.08 : x
  2. Step 2: Convert to fraction form
    9,965,343.66/13,752,174.18 = 5,381,665.08/x
  3. Step 3: Cross multiply
    9,965,343.66x = 13,752,174.18 × 5,381,665.08
  4. Step 4: Simplify right side
    9,965,343.66x = 74,009,595,558,583.64
  5. Step 5: Solve for x
    x = 74,009,595,558,583.64/9,965,343.66
  6. Step 6: Final answer
    x = 7,426,697.77

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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.