Home / 16,161,929.40-22,303,592.94-8,819,820.60

Finding the Fourth Proportional to 16,161,929.40, 22,303,592.94 and 8,819,820.60

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Solution

The fourth proportional to 16,161,929.40, 22,303,592.94 and 8,819,820.60 is: 12,171,423.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,929.40 : 22,303,592.94 = 8,819,820.60 : x
  2. Step 2: Convert to fraction form
    16,161,929.40/22,303,592.94 = 8,819,820.60/x
  3. Step 3: Cross multiply
    16,161,929.40x = 22,303,592.94 × 8,819,820.60
  4. Step 4: Simplify right side
    16,161,929.40x = 196,713,688,466,226.56
  5. Step 5: Solve for x
    x = 196,713,688,466,226.56/16,161,929.40
  6. Step 6: Final answer
    x = 12,171,423.57

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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.