Home / 6,838,213.44-9,430,339.12-5,447,398.92

Finding the Fourth Proportional to 6,838,213.44, 9,430,339.12 and 5,447,398.92

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Solution

The fourth proportional to 6,838,213.44, 9,430,339.12 and 5,447,398.92 is: 7,512,315.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838,213.44 : 9,430,339.12 = 5,447,398.92 : x
  2. Step 2: Convert to fraction form
    6,838,213.44/9,430,339.12 = 5,447,398.92/x
  3. Step 3: Cross multiply
    6,838,213.44x = 9,430,339.12 × 5,447,398.92
  4. Step 4: Simplify right side
    6,838,213.44x = 51,370,819,137,521.74
  5. Step 5: Solve for x
    x = 51,370,819,137,521.74/6,838,213.44
  6. Step 6: Final answer
    x = 7,512,315.84

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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.