Home / 38,112,332.63-81,757,289.25

Finding the Third Proportional to 38,112,332.63 and 81,757,289.25

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Solution

The third proportional to 38,112,332.63 and 81,757,289.25 is: 175,382,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,112,332.63 : 81,757,289.25 = 81,757,289.25 : x
  2. Step 2: Convert to fraction form
    38,112,332.63/81,757,289.25 = 81,757,289.25/x
  3. Step 3: Cross multiply
    38,112,332.63x = 81,757,289.25 × 81,757,289.25
  4. Step 4: Simplify right side
    38,112,332.63x = 6,684,254,345,508,166
  5. Step 5: Solve for x
    x = 6,684,254,345,508,166/38,112,332.63
  6. Step 6: Final answer
    x = 175,382,976.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.