Home / 9,639,648.48-13,302,850.62-5,288,655.72

Finding the Fourth Proportional to 9,639,648.48, 13,302,850.62 and 5,288,655.72

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Solution

The fourth proportional to 9,639,648.48, 13,302,850.62 and 5,288,655.72 is: 7,298,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639,648.48 : 13,302,850.62 = 5,288,655.72 : x
  2. Step 2: Convert to fraction form
    9,639,648.48/13,302,850.62 = 5,288,655.72/x
  3. Step 3: Cross multiply
    9,639,648.48x = 13,302,850.62 × 5,288,655.72
  4. Step 4: Simplify right side
    9,639,648.48x = 70,354,197,023,768.54
  5. Step 5: Solve for x
    x = 70,354,197,023,768.54/9,639,648.48
  6. Step 6: Final answer
    x = 7,298,419.35

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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.