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Finding the Third Proportional to 18,851,670 and 28,825,335

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Solution

The third proportional to 18,851,670 and 28,825,335 is: 44,075,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851,670 : 28,825,335 = 28,825,335 : x
  2. Step 2: Convert to fraction form
    18,851,670/28,825,335 = 28,825,335/x
  3. Step 3: Cross multiply
    18,851,670x = 28,825,335 × 28,825,335
  4. Step 4: Simplify right side
    18,851,670x = 830,899,937,862,225
  5. Step 5: Solve for x
    x = 830,899,937,862,225/18,851,670
  6. Step 6: Final answer
    x = 44,075,667.45

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.