Home / 6,860,420.52-10,291,749.79-2,815,822.81

Finding the Fourth Proportional to 6,860,420.52, 10,291,749.79 and 2,815,822.81

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Solution

The fourth proportional to 6,860,420.52, 10,291,749.79 and 2,815,822.81 is: 4,224,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860,420.52 : 10,291,749.79 = 2,815,822.81 : x
  2. Step 2: Convert to fraction form
    6,860,420.52/10,291,749.79 = 2,815,822.81/x
  3. Step 3: Cross multiply
    6,860,420.52x = 10,291,749.79 × 2,815,822.81
  4. Step 4: Simplify right side
    6,860,420.52x = 28,979,743,813,494.71
  5. Step 5: Solve for x
    x = 28,979,743,813,494.71/6,860,420.52
  6. Step 6: Final answer
    x = 4,224,193.51

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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.