Home / 6,620,039.15-9,930,044.14-1,762,346.77

Finding the Fourth Proportional to 6,620,039.15, 9,930,044.14 and 1,762,346.77

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Solution

The fourth proportional to 6,620,039.15, 9,930,044.14 and 1,762,346.77 is: 2,643,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,039.15 : 9,930,044.14 = 1,762,346.77 : x
  2. Step 2: Convert to fraction form
    6,620,039.15/9,930,044.14 = 1,762,346.77/x
  3. Step 3: Cross multiply
    6,620,039.15x = 9,930,044.14 × 1,762,346.77
  4. Step 4: Simplify right side
    6,620,039.15x = 17,500,181,186,855.45
  5. Step 5: Solve for x
    x = 17,500,181,186,855.45/6,620,039.15
  6. Step 6: Final answer
    x = 2,643,516.27

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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.