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Finding the Third Proportional to 18,448,803 and 39,451,384.13

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Solution

The third proportional to 18,448,803 and 39,451,384.13 is: 84,363,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,803 : 39,451,384.13 = 39,451,384.13 : x
  2. Step 2: Convert to fraction form
    18,448,803/39,451,384.13 = 39,451,384.13/x
  3. Step 3: Cross multiply
    18,448,803x = 39,451,384.13 × 39,451,384.13
  4. Step 4: Simplify right side
    18,448,803x = 1,556,411,709,378,302
  5. Step 5: Solve for x
    x = 1,556,411,709,378,302/18,448,803
  6. Step 6: Final answer
    x = 84,363,831.59

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.