Home / 8,984,562.30-13,467,658.05-4,428,603.90

Finding the Fourth Proportional to 8,984,562.30, 13,467,658.05 and 4,428,603.90

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Solution

The fourth proportional to 8,984,562.30, 13,467,658.05 and 4,428,603.90 is: 6,638,378.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,562.30 : 13,467,658.05 = 4,428,603.90 : x
  2. Step 2: Convert to fraction form
    8,984,562.30/13,467,658.05 = 4,428,603.90/x
  3. Step 3: Cross multiply
    8,984,562.30x = 13,467,658.05 × 4,428,603.90
  4. Step 4: Simplify right side
    8,984,562.30x = 59,642,922,964,096.41
  5. Step 5: Solve for x
    x = 59,642,922,964,096.41/8,984,562.30
  6. Step 6: Final answer
    x = 6,638,378.25

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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.