Home / 14,382,108.60-19,847,178.72-7,855,737

Finding the Fourth Proportional to 14,382,108.60, 19,847,178.72 and 7,855,737

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Solution

The fourth proportional to 14,382,108.60, 19,847,178.72 and 7,855,737 is: 10,840,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382,108.60 : 19,847,178.72 = 7,855,737 : x
  2. Step 2: Convert to fraction form
    14,382,108.60/19,847,178.72 = 7,855,737/x
  3. Step 3: Cross multiply
    14,382,108.60x = 19,847,178.72 × 7,855,737
  4. Step 4: Simplify right side
    14,382,108.60x = 155,914,216,216,316.62
  5. Step 5: Solve for x
    x = 155,914,216,216,316.62/14,382,108.60
  6. Step 6: Final answer
    x = 10,840,845.42

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1.5x scale

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.