Home / 13,788,005.73-20,662,650-10,896,660.51

Finding the Fourth Proportional to 13,788,005.73, 20,662,650 and 10,896,660.51

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Solution

The fourth proportional to 13,788,005.73, 20,662,650 and 10,896,660.51 is: 16,329,691.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,005.73 : 20,662,650 = 10,896,660.51 : x
  2. Step 2: Convert to fraction form
    13,788,005.73/20,662,650 = 10,896,660.51/x
  3. Step 3: Cross multiply
    13,788,005.73x = 20,662,650 × 10,896,660.51
  4. Step 4: Simplify right side
    13,788,005.73x = 225,153,882,286,951.50
  5. Step 5: Solve for x
    x = 225,153,882,286,951.50/13,788,005.73
  6. Step 6: Final answer
    x = 16,329,691.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.