Home / 5,178,049.90-7,148,774.07-4,603,503.13

Finding the Fourth Proportional to 5,178,049.90, 7,148,774.07 and 4,603,503.13

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Solution

The fourth proportional to 5,178,049.90, 7,148,774.07 and 4,603,503.13 is: 6,355,559.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,049.90 : 7,148,774.07 = 4,603,503.13 : x
  2. Step 2: Convert to fraction form
    5,178,049.90/7,148,774.07 = 4,603,503.13/x
  3. Step 3: Cross multiply
    5,178,049.90x = 7,148,774.07 × 4,603,503.13
  4. Step 4: Simplify right side
    5,178,049.90x = 32,909,403,771,163.97
  5. Step 5: Solve for x
    x = 32,909,403,771,163.97/5,178,049.90
  6. Step 6: Final answer
    x = 6,355,559.42

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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.