Home / 8,762,876.37-13,132,564.88-6,819,950.86

Finding the Fourth Proportional to 8,762,876.37, 13,132,564.88 and 6,819,950.86

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Solution

The fourth proportional to 8,762,876.37, 13,132,564.88 and 6,819,950.86 is: 10,220,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762,876.37 : 13,132,564.88 = 6,819,950.86 : x
  2. Step 2: Convert to fraction form
    8,762,876.37/13,132,564.88 = 6,819,950.86/x
  3. Step 3: Cross multiply
    8,762,876.37x = 13,132,564.88 × 6,819,950.86
  4. Step 4: Simplify right side
    8,762,876.37x = 89,563,447,174,199.16
  5. Step 5: Solve for x
    x = 89,563,447,174,199.16/8,762,876.37
  6. Step 6: Final answer
    x = 10,220,781.79

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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.