Home / 18,207,159.75-39,011,319.50

Finding the Third Proportional to 18,207,159.75 and 39,011,319.50

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Solution

The third proportional to 18,207,159.75 and 39,011,319.50 is: 83,587,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207,159.75 : 39,011,319.50 = 39,011,319.50 : x
  2. Step 2: Convert to fraction form
    18,207,159.75/39,011,319.50 = 39,011,319.50/x
  3. Step 3: Cross multiply
    18,207,159.75x = 39,011,319.50 × 39,011,319.50
  4. Step 4: Simplify right side
    18,207,159.75x = 1,521,883,049,131,080.25
  5. Step 5: Solve for x
    x = 1,521,883,049,131,080.25/18,207,159.75
  6. Step 6: Final answer
    x = 83,587,065.20

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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.