Home / 11,247,004.10-16,870,506.15-8,238,901.70

Finding the Fourth Proportional to 11,247,004.10, 16,870,506.15 and 8,238,901.70

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Solution

The fourth proportional to 11,247,004.10, 16,870,506.15 and 8,238,901.70 is: 12,358,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247,004.10 : 16,870,506.15 = 8,238,901.70 : x
  2. Step 2: Convert to fraction form
    11,247,004.10/16,870,506.15 = 8,238,901.70/x
  3. Step 3: Cross multiply
    11,247,004.10x = 16,870,506.15 × 8,238,901.70
  4. Step 4: Simplify right side
    11,247,004.10x = 138,994,441,799,095.45
  5. Step 5: Solve for x
    x = 138,994,441,799,095.45/11,247,004.10
  6. Step 6: Final answer
    x = 12,358,352.55

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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.