Home / 18,203,426.16-39,108,298.50

Finding the Third Proportional to 18,203,426.16 and 39,108,298.50

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Solution

The third proportional to 18,203,426.16 and 39,108,298.50 is: 84,020,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,426.16 : 39,108,298.50 = 39,108,298.50 : x
  2. Step 2: Convert to fraction form
    18,203,426.16/39,108,298.50 = 39,108,298.50/x
  3. Step 3: Cross multiply
    18,203,426.16x = 39,108,298.50 × 39,108,298.50
  4. Step 4: Simplify right side
    18,203,426.16x = 1,529,459,011,565,102.25
  5. Step 5: Solve for x
    x = 1,529,459,011,565,102.25/18,203,426.16
  6. Step 6: Final answer
    x = 84,020,392.56

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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.