Home / 27,701,027.28-38,226,750.86-15,141,518.34

Finding the Fourth Proportional to 27,701,027.28, 38,226,750.86 and 15,141,518.34

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Solution

The fourth proportional to 27,701,027.28, 38,226,750.86 and 15,141,518.34 is: 20,894,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701,027.28 : 38,226,750.86 = 15,141,518.34 : x
  2. Step 2: Convert to fraction form
    27,701,027.28/38,226,750.86 = 15,141,518.34/x
  3. Step 3: Cross multiply
    27,701,027.28x = 38,226,750.86 × 15,141,518.34
  4. Step 4: Simplify right side
    27,701,027.28x = 578,811,049,447,338
  5. Step 5: Solve for x
    x = 578,811,049,447,338/27,701,027.28
  6. Step 6: Final answer
    x = 20,894,930.84

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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.