Home / 7,124,806.60-10,688,505.90-2,331,161.80

Finding the Fourth Proportional to 7,124,806.60, 10,688,505.90 and 2,331,161.80

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Solution

The fourth proportional to 7,124,806.60, 10,688,505.90 and 2,331,161.80 is: 3,497,166.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124,806.60 : 10,688,505.90 = 2,331,161.80 : x
  2. Step 2: Convert to fraction form
    7,124,806.60/10,688,505.90 = 2,331,161.80/x
  3. Step 3: Cross multiply
    7,124,806.60x = 10,688,505.90 × 2,331,161.80
  4. Step 4: Simplify right side
    7,124,806.60x = 24,916,636,653,154.62
  5. Step 5: Solve for x
    x = 24,916,636,653,154.62/7,124,806.60
  6. Step 6: Final answer
    x = 3,497,166.74

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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.