Home / 22,143,981.60-33,215,972.40-13,036,730.40

Finding the Fourth Proportional to 22,143,981.60, 33,215,972.40 and 13,036,730.40

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Solution

The fourth proportional to 22,143,981.60, 33,215,972.40 and 13,036,730.40 is: 19,555,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,981.60 : 33,215,972.40 = 13,036,730.40 : x
  2. Step 2: Convert to fraction form
    22,143,981.60/33,215,972.40 = 13,036,730.40/x
  3. Step 3: Cross multiply
    22,143,981.60x = 33,215,972.40 × 13,036,730.40
  4. Step 4: Simplify right side
    22,143,981.60x = 433,027,677,152,640.94
  5. Step 5: Solve for x
    x = 433,027,677,152,640.94/22,143,981.60
  6. Step 6: Final answer
    x = 19,555,095.60

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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.