Home / 5,565,389.76-7,681,049.40-3,118,166.55

Finding the Fourth Proportional to 5,565,389.76, 7,681,049.40 and 3,118,166.55

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Solution

The fourth proportional to 5,565,389.76, 7,681,049.40 and 3,118,166.55 is: 4,303,524.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565,389.76 : 7,681,049.40 = 3,118,166.55 : x
  2. Step 2: Convert to fraction form
    5,565,389.76/7,681,049.40 = 3,118,166.55/x
  3. Step 3: Cross multiply
    5,565,389.76x = 7,681,049.40 × 3,118,166.55
  4. Step 4: Simplify right side
    5,565,389.76x = 23,950,791,307,977.57
  5. Step 5: Solve for x
    x = 23,950,791,307,977.57/5,565,389.76
  6. Step 6: Final answer
    x = 4,303,524.52

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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.