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Finding the Third Proportional to 18,894,948 and 28,337,490

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Solution

The third proportional to 18,894,948 and 28,337,490 is: 42,498,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,948 : 28,337,490 = 28,337,490 : x
  2. Step 2: Convert to fraction form
    18,894,948/28,337,490 = 28,337,490/x
  3. Step 3: Cross multiply
    18,894,948x = 28,337,490 × 28,337,490
  4. Step 4: Simplify right side
    18,894,948x = 803,013,339,500,100
  5. Step 5: Solve for x
    x = 803,013,339,500,100/18,894,948
  6. Step 6: Final answer
    x = 42,498,838.29

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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.