Home / 9,800,078.20-14,672,123.70-8,792,308.60

Finding the Fourth Proportional to 9,800,078.20, 14,672,123.70 and 8,792,308.60

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Solution

The fourth proportional to 9,800,078.20, 14,672,123.70 and 8,792,308.60 is: 13,163,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,800,078.20 : 14,672,123.70 = 8,792,308.60 : x
  2. Step 2: Convert to fraction form
    9,800,078.20/14,672,123.70 = 8,792,308.60/x
  3. Step 3: Cross multiply
    9,800,078.20x = 14,672,123.70 × 8,792,308.60
  4. Step 4: Simplify right side
    9,800,078.20x = 129,001,839,387,773.81
  5. Step 5: Solve for x
    x = 129,001,839,387,773.81/9,800,078.20
  6. Step 6: Final answer
    x = 13,163,347.96

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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.