Home / 30,642,279.12-45,529,316.26

Finding the Third Proportional to 30,642,279.12 and 45,529,316.26

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Solution

The third proportional to 30,642,279.12 and 45,529,316.26 is: 67,648,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,642,279.12 : 45,529,316.26 = 45,529,316.26 : x
  2. Step 2: Convert to fraction form
    30,642,279.12/45,529,316.26 = 45,529,316.26/x
  3. Step 3: Cross multiply
    30,642,279.12x = 45,529,316.26 × 45,529,316.26
  4. Step 4: Simplify right side
    30,642,279.12x = 2,072,918,639,259,721.50
  5. Step 5: Solve for x
    x = 2,072,918,639,259,721.50/30,642,279.12
  6. Step 6: Final answer
    x = 67,648,970.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.