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Finding the Third Proportional to 28,903,740 and 42,270,477

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Solution

The third proportional to 28,903,740 and 42,270,477 is: 61,818,755.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,903,740 : 42,270,477 = 42,270,477 : x
  2. Step 2: Convert to fraction form
    28,903,740/42,270,477 = 42,270,477/x
  3. Step 3: Cross multiply
    28,903,740x = 42,270,477 × 42,270,477
  4. Step 4: Simplify right side
    28,903,740x = 1,786,793,225,807,529
  5. Step 5: Solve for x
    x = 1,786,793,225,807,529/28,903,740
  6. Step 6: Final answer
    x = 61,818,755.14

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.