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Finding the Third Proportional to 28,367,574 and 42,551,655

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Solution

The third proportional to 28,367,574 and 42,551,655 is: 63,827,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367,574 : 42,551,655 = 42,551,655 : x
  2. Step 2: Convert to fraction form
    28,367,574/42,551,655 = 42,551,655/x
  3. Step 3: Cross multiply
    28,367,574x = 42,551,655 × 42,551,655
  4. Step 4: Simplify right side
    28,367,574x = 1,810,643,343,239,025
  5. Step 5: Solve for x
    x = 1,810,643,343,239,025/28,367,574
  6. Step 6: Final answer
    x = 63,827,923.50

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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.