Home / 20,502,537.70-30,753,806.55-16,521,225.70

Finding the Fourth Proportional to 20,502,537.70, 30,753,806.55 and 16,521,225.70

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Solution

The fourth proportional to 20,502,537.70, 30,753,806.55 and 16,521,225.70 is: 24,781,838.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,502,537.70 : 30,753,806.55 = 16,521,225.70 : x
  2. Step 2: Convert to fraction form
    20,502,537.70/30,753,806.55 = 16,521,225.70/x
  3. Step 3: Cross multiply
    20,502,537.70x = 30,753,806.55 × 16,521,225.70
  4. Step 4: Simplify right side
    20,502,537.70x = 508,090,579,146,688.31
  5. Step 5: Solve for x
    x = 508,090,579,146,688.31/20,502,537.70
  6. Step 6: Final answer
    x = 24,781,838.55

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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.