Home / 7,238,447.34-9,992,935.44-5,580,974.40

Finding the Fourth Proportional to 7,238,447.34, 9,992,935.44 and 5,580,974.40

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Solution

The fourth proportional to 7,238,447.34, 9,992,935.44 and 5,580,974.40 is: 7,704,734.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,447.34 : 9,992,935.44 = 5,580,974.40 : x
  2. Step 2: Convert to fraction form
    7,238,447.34/9,992,935.44 = 5,580,974.40/x
  3. Step 3: Cross multiply
    7,238,447.34x = 9,992,935.44 × 5,580,974.40
  4. Step 4: Simplify right side
    7,238,447.34x = 55,770,316,871,492.73
  5. Step 5: Solve for x
    x = 55,770,316,871,492.73/7,238,447.34
  6. Step 6: Final answer
    x = 7,704,734.77

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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.