Home / 14,395,064.58-19,865,190.06-7,868,719.89

Finding the Fourth Proportional to 14,395,064.58, 19,865,190.06 and 7,868,719.89

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Solution

The fourth proportional to 14,395,064.58, 19,865,190.06 and 7,868,719.89 is: 10,858,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395,064.58 : 19,865,190.06 = 7,868,719.89 : x
  2. Step 2: Convert to fraction form
    14,395,064.58/19,865,190.06 = 7,868,719.89/x
  3. Step 3: Cross multiply
    14,395,064.58x = 19,865,190.06 × 7,868,719.89
  4. Step 4: Simplify right side
    14,395,064.58x = 156,313,616,143,752.28
  5. Step 5: Solve for x
    x = 156,313,616,143,752.28/14,395,064.58
  6. Step 6: Final answer
    x = 10,858,833.96

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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.