Home / 12,584,765.80-18,891,339.90-8,333,237.80

Finding the Fourth Proportional to 12,584,765.80, 18,891,339.90 and 8,333,237.80

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Solution

The fourth proportional to 12,584,765.80, 18,891,339.90 and 8,333,237.80 is: 12,509,253.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,765.80 : 18,891,339.90 = 8,333,237.80 : x
  2. Step 2: Convert to fraction form
    12,584,765.80/18,891,339.90 = 8,333,237.80/x
  3. Step 3: Cross multiply
    12,584,765.80x = 18,891,339.90 × 8,333,237.80
  4. Step 4: Simplify right side
    12,584,765.80x = 157,426,027,747,328.22
  5. Step 5: Solve for x
    x = 157,426,027,747,328.22/12,584,765.80
  6. Step 6: Final answer
    x = 12,509,253.67

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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.