Home / 10,686,965.40-16,032,392.10-3,496,498.20

Finding the Fourth Proportional to 10,686,965.40, 16,032,392.10 and 3,496,498.20

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Solution

The fourth proportional to 10,686,965.40, 16,032,392.10 and 3,496,498.20 is: 5,245,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686,965.40 : 16,032,392.10 = 3,496,498.20 : x
  2. Step 2: Convert to fraction form
    10,686,965.40/16,032,392.10 = 3,496,498.20/x
  3. Step 3: Cross multiply
    10,686,965.40x = 16,032,392.10 × 3,496,498.20
  4. Step 4: Simplify right side
    10,686,965.40x = 56,057,230,119,344.22
  5. Step 5: Solve for x
    x = 56,057,230,119,344.22/10,686,965.40
  6. Step 6: Final answer
    x = 5,245,383.33

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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.