Home / 18,918,202.88-26,107,119.52-10,216,374.77

Finding the Fourth Proportional to 18,918,202.88, 26,107,119.52 and 10,216,374.77

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Solution

The fourth proportional to 18,918,202.88, 26,107,119.52 and 10,216,374.77 is: 14,098,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,202.88 : 26,107,119.52 = 10,216,374.77 : x
  2. Step 2: Convert to fraction form
    18,918,202.88/26,107,119.52 = 10,216,374.77/x
  3. Step 3: Cross multiply
    18,918,202.88x = 26,107,119.52 × 10,216,374.77
  4. Step 4: Simplify right side
    18,918,202.88x = 266,720,117,221,229.38
  5. Step 5: Solve for x
    x = 266,720,117,221,229.38/18,918,202.88
  6. Step 6: Final answer
    x = 14,098,596.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.