Home / 5,678,822.40-8,518,233.60-3,779,404.80

Finding the Fourth Proportional to 5,678,822.40, 8,518,233.60 and 3,779,404.80

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Solution

The fourth proportional to 5,678,822.40, 8,518,233.60 and 3,779,404.80 is: 5,669,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,822.40 : 8,518,233.60 = 3,779,404.80 : x
  2. Step 2: Convert to fraction form
    5,678,822.40/8,518,233.60 = 3,779,404.80/x
  3. Step 3: Cross multiply
    5,678,822.40x = 8,518,233.60 × 3,779,404.80
  4. Step 4: Simplify right side
    5,678,822.40x = 32,193,852,955,361.28
  5. Step 5: Solve for x
    x = 32,193,852,955,361.28/5,678,822.40
  6. Step 6: Final answer
    x = 5,669,107.20

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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.