Home / 8,970,491.80-13,455,737.70-6,561,292.60

Finding the Fourth Proportional to 8,970,491.80, 13,455,737.70 and 6,561,292.60

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Solution

The fourth proportional to 8,970,491.80, 13,455,737.70 and 6,561,292.60 is: 9,841,938.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,970,491.80 : 13,455,737.70 = 6,561,292.60 : x
  2. Step 2: Convert to fraction form
    8,970,491.80/13,455,737.70 = 6,561,292.60/x
  3. Step 3: Cross multiply
    8,970,491.80x = 13,455,737.70 × 6,561,292.60
  4. Step 4: Simplify right side
    8,970,491.80x = 88,287,032,198,551.02
  5. Step 5: Solve for x
    x = 88,287,032,198,551.02/8,970,491.80
  6. Step 6: Final answer
    x = 9,841,938.90

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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.