Home / 14,636,151.71-20,197,913.09-8,019,688.76

Finding the Fourth Proportional to 14,636,151.71, 20,197,913.09 and 8,019,688.76

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Solution

The fourth proportional to 14,636,151.71, 20,197,913.09 and 8,019,688.76 is: 11,067,183.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,151.71 : 20,197,913.09 = 8,019,688.76 : x
  2. Step 2: Convert to fraction form
    14,636,151.71/20,197,913.09 = 8,019,688.76/x
  3. Step 3: Cross multiply
    14,636,151.71x = 20,197,913.09 × 8,019,688.76
  4. Step 4: Simplify right side
    14,636,151.71x = 161,980,976,583,329.88
  5. Step 5: Solve for x
    x = 161,980,976,583,329.88/14,636,151.71
  6. Step 6: Final answer
    x = 11,067,183.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.