Home / 16,195,280.80-24,285,922.80-8,105,130.40

Finding the Fourth Proportional to 16,195,280.80, 24,285,922.80 and 8,105,130.40

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Solution

The fourth proportional to 16,195,280.80, 24,285,922.80 and 8,105,130.40 is: 12,154,193.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,195,280.80 : 24,285,922.80 = 8,105,130.40 : x
  2. Step 2: Convert to fraction form
    16,195,280.80/24,285,922.80 = 8,105,130.40/x
  3. Step 3: Cross multiply
    16,195,280.80x = 24,285,922.80 × 8,105,130.40
  4. Step 4: Simplify right side
    16,195,280.80x = 196,840,571,178,333.12
  5. Step 5: Solve for x
    x = 196,840,571,178,333.12/16,195,280.80
  6. Step 6: Final answer
    x = 12,154,193.16

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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.