Home / 8,429,378.63-18,275,923.13

Finding the Third Proportional to 8,429,378.63 and 18,275,923.13

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Solution

The third proportional to 8,429,378.63 and 18,275,923.13 is: 39,624,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429,378.63 : 18,275,923.13 = 18,275,923.13 : x
  2. Step 2: Convert to fraction form
    8,429,378.63/18,275,923.13 = 18,275,923.13/x
  3. Step 3: Cross multiply
    8,429,378.63x = 18,275,923.13 × 18,275,923.13
  4. Step 4: Simplify right side
    8,429,378.63x = 334,009,366,070,909.75
  5. Step 5: Solve for x
    x = 334,009,366,070,909.75/8,429,378.63
  6. Step 6: Final answer
    x = 39,624,435.08

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.