Home / 6,911,217-9,536,298.48-4,009,942.80

Finding the Fourth Proportional to 6,911,217, 9,536,298.48 and 4,009,942.80

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Solution

The fourth proportional to 6,911,217, 9,536,298.48 and 4,009,942.80 is: 5,533,035.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,217 : 9,536,298.48 = 4,009,942.80 : x
  2. Step 2: Convert to fraction form
    6,911,217/9,536,298.48 = 4,009,942.80/x
  3. Step 3: Cross multiply
    6,911,217x = 9,536,298.48 × 4,009,942.80
  4. Step 4: Simplify right side
    6,911,217x = 38,240,011,428,526.95
  5. Step 5: Solve for x
    x = 38,240,011,428,526.95/6,911,217
  6. Step 6: Final answer
    x = 5,533,035.85

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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.