Home / 5,686,043.90-7,851,978.88-3,652,396.34

Finding the Fourth Proportional to 5,686,043.90, 7,851,978.88 and 3,652,396.34

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Solution

The fourth proportional to 5,686,043.90, 7,851,978.88 and 3,652,396.34 is: 5,043,671.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686,043.90 : 7,851,978.88 = 3,652,396.34 : x
  2. Step 2: Convert to fraction form
    5,686,043.90/7,851,978.88 = 3,652,396.34/x
  3. Step 3: Cross multiply
    5,686,043.90x = 7,851,978.88 × 3,652,396.34
  4. Step 4: Simplify right side
    5,686,043.90x = 28,678,538,874,678.41
  5. Step 5: Solve for x
    x = 28,678,538,874,678.41/5,686,043.90
  6. Step 6: Final answer
    x = 5,043,671.73

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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.