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Finding the Third Proportional to 18,257,123 and 28,432,574

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Solution

The third proportional to 18,257,123 and 28,432,574 is: 44,279,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,123 : 28,432,574 = 28,432,574 : x
  2. Step 2: Convert to fraction form
    18,257,123/28,432,574 = 28,432,574/x
  3. Step 3: Cross multiply
    18,257,123x = 28,432,574 × 28,432,574
  4. Step 4: Simplify right side
    18,257,123x = 808,411,264,265,476
  5. Step 5: Solve for x
    x = 808,411,264,265,476/18,257,123
  6. Step 6: Final answer
    x = 44,279,225.39

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.