Home / 14,043,390.90-21,065,086.35-9,788,363.70

Finding the Fourth Proportional to 14,043,390.90, 21,065,086.35 and 9,788,363.70

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Solution

The fourth proportional to 14,043,390.90, 21,065,086.35 and 9,788,363.70 is: 14,682,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,390.90 : 21,065,086.35 = 9,788,363.70 : x
  2. Step 2: Convert to fraction form
    14,043,390.90/21,065,086.35 = 9,788,363.70/x
  3. Step 3: Cross multiply
    14,043,390.90x = 21,065,086.35 × 9,788,363.70
  4. Step 4: Simplify right side
    14,043,390.90x = 206,192,726,565,705.50
  5. Step 5: Solve for x
    x = 206,192,726,565,705.50/14,043,390.90
  6. Step 6: Final answer
    x = 14,682,545.55

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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.