Home / 5,398,989.80-8,096,848.74-2,838,825.20

Finding the Fourth Proportional to 5,398,989.80, 8,096,848.74 and 2,838,825.20

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Solution

The fourth proportional to 5,398,989.80, 8,096,848.74 and 2,838,825.20 is: 4,257,377.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,989.80 : 8,096,848.74 = 2,838,825.20 : x
  2. Step 2: Convert to fraction form
    5,398,989.80/8,096,848.74 = 2,838,825.20/x
  3. Step 3: Cross multiply
    5,398,989.80x = 8,096,848.74 × 2,838,825.20
  4. Step 4: Simplify right side
    5,398,989.80x = 22,985,538,243,700.25
  5. Step 5: Solve for x
    x = 22,985,538,243,700.25/5,398,989.80
  6. Step 6: Final answer
    x = 4,257,377.60

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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.