Home / 13,176,093.80-19,764,140.70-8,655,710.60

Finding the Fourth Proportional to 13,176,093.80, 19,764,140.70 and 8,655,710.60

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Solution

The fourth proportional to 13,176,093.80, 19,764,140.70 and 8,655,710.60 is: 12,983,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176,093.80 : 19,764,140.70 = 8,655,710.60 : x
  2. Step 2: Convert to fraction form
    13,176,093.80/19,764,140.70 = 8,655,710.60/x
  3. Step 3: Cross multiply
    13,176,093.80x = 19,764,140.70 × 8,655,710.60
  4. Step 4: Simplify right side
    13,176,093.80x = 171,072,682,156,881.41
  5. Step 5: Solve for x
    x = 171,072,682,156,881.41/13,176,093.80
  6. Step 6: Final answer
    x = 12,983,565.90

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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.