Home / 8,140,555.22-12,210,943.66-3,021,006.92

Finding the Fourth Proportional to 8,140,555.22, 12,210,943.66 and 3,021,006.92

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Solution

The fourth proportional to 8,140,555.22, 12,210,943.66 and 3,021,006.92 is: 4,531,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,140,555.22 : 12,210,943.66 = 3,021,006.92 : x
  2. Step 2: Convert to fraction form
    8,140,555.22/12,210,943.66 = 3,021,006.92/x
  3. Step 3: Cross multiply
    8,140,555.22x = 12,210,943.66 × 3,021,006.92
  4. Step 4: Simplify right side
    8,140,555.22x = 36,889,345,296,590.12
  5. Step 5: Solve for x
    x = 36,889,345,296,590.12/8,140,555.22
  6. Step 6: Final answer
    x = 4,531,551.51

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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.