Home / 7,034,913.86-9,708,176.85-3,815,649.86

Finding the Fourth Proportional to 7,034,913.86, 9,708,176.85 and 3,815,649.86

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Solution

The fourth proportional to 7,034,913.86, 9,708,176.85 and 3,815,649.86 is: 5,265,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034,913.86 : 9,708,176.85 = 3,815,649.86 : x
  2. Step 2: Convert to fraction form
    7,034,913.86/9,708,176.85 = 3,815,649.86/x
  3. Step 3: Cross multiply
    7,034,913.86x = 9,708,176.85 × 3,815,649.86
  4. Step 4: Simplify right side
    7,034,913.86x = 37,043,003,638,557.74
  5. Step 5: Solve for x
    x = 37,043,003,638,557.74/7,034,913.86
  6. Step 6: Final answer
    x = 5,265,594.49

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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.