Home / 19,344,520.80-28,983,603.60-9,225,352.80

Finding the Fourth Proportional to 19,344,520.80, 28,983,603.60 and 9,225,352.80

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Solution

The fourth proportional to 19,344,520.80, 28,983,603.60 and 9,225,352.80 is: 13,822,206.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344,520.80 : 28,983,603.60 = 9,225,352.80 : x
  2. Step 2: Convert to fraction form
    19,344,520.80/28,983,603.60 = 9,225,352.80/x
  3. Step 3: Cross multiply
    19,344,520.80x = 28,983,603.60 × 9,225,352.80
  4. Step 4: Simplify right side
    19,344,520.80x = 267,383,968,625,350.12
  5. Step 5: Solve for x
    x = 267,383,968,625,350.12/19,344,520.80
  6. Step 6: Final answer
    x = 13,822,206.89

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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.