Home / 7,221,408.14-10,845,603.24-6,357,149.48

Finding the Fourth Proportional to 7,221,408.14, 10,845,603.24 and 6,357,149.48

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Solution

The fourth proportional to 7,221,408.14, 10,845,603.24 and 6,357,149.48 is: 9,547,600.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221,408.14 : 10,845,603.24 = 6,357,149.48 : x
  2. Step 2: Convert to fraction form
    7,221,408.14/10,845,603.24 = 6,357,149.48/x
  3. Step 3: Cross multiply
    7,221,408.14x = 10,845,603.24 × 6,357,149.48
  4. Step 4: Simplify right side
    7,221,408.14x = 68,947,120,997,452.32
  5. Step 5: Solve for x
    x = 68,947,120,997,452.32/7,221,408.14
  6. Step 6: Final answer
    x = 9,547,600.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.