Home / 6,936,041.78-9,571,521.48-3,838,378.76

Finding the Fourth Proportional to 6,936,041.78, 9,571,521.48 and 3,838,378.76

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Solution

The fourth proportional to 6,936,041.78, 9,571,521.48 and 3,838,378.76 is: 5,296,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,041.78 : 9,571,521.48 = 3,838,378.76 : x
  2. Step 2: Convert to fraction form
    6,936,041.78/9,571,521.48 = 3,838,378.76/x
  3. Step 3: Cross multiply
    6,936,041.78x = 9,571,521.48 × 3,838,378.76
  4. Step 4: Simplify right side
    6,936,041.78x = 36,739,124,749,715.77
  5. Step 5: Solve for x
    x = 36,739,124,749,715.77/6,936,041.78
  6. Step 6: Final answer
    x = 5,296,843.06

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1.5x scale

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.