Home / 9,730,667.05-13,428,600.84-5,380,034.22

Finding the Fourth Proportional to 9,730,667.05, 13,428,600.84 and 5,380,034.22

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Solution

The fourth proportional to 9,730,667.05, 13,428,600.84 and 5,380,034.22 is: 7,424,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,667.05 : 13,428,600.84 = 5,380,034.22 : x
  2. Step 2: Convert to fraction form
    9,730,667.05/13,428,600.84 = 5,380,034.22/x
  3. Step 3: Cross multiply
    9,730,667.05x = 13,428,600.84 × 5,380,034.22
  4. Step 4: Simplify right side
    9,730,667.05x = 72,246,332,045,920.73
  5. Step 5: Solve for x
    x = 72,246,332,045,920.73/9,730,667.05
  6. Step 6: Final answer
    x = 7,424,602.21

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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.