Home / 19,697,309.71-29,547,042.25-8,183,941.31

Finding the Fourth Proportional to 19,697,309.71, 29,547,042.25 and 8,183,941.31

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Solution

The fourth proportional to 19,697,309.71, 29,547,042.25 and 8,183,941.31 is: 12,276,359.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,697,309.71 : 29,547,042.25 = 8,183,941.31 : x
  2. Step 2: Convert to fraction form
    19,697,309.71/29,547,042.25 = 8,183,941.31/x
  3. Step 3: Cross multiply
    19,697,309.71x = 29,547,042.25 × 8,183,941.31
  4. Step 4: Simplify right side
    19,697,309.71x = 241,811,259,726,843
  5. Step 5: Solve for x
    x = 241,811,259,726,843/19,697,309.71
  6. Step 6: Final answer
    x = 12,276,359.73

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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.