Home / 14,298,923.70-21,448,385.55-13,740,910.65

Finding the Fourth Proportional to 14,298,923.70, 21,448,385.55 and 13,740,910.65

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Solution

The fourth proportional to 14,298,923.70, 21,448,385.55 and 13,740,910.65 is: 20,611,365.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298,923.70 : 21,448,385.55 = 13,740,910.65 : x
  2. Step 2: Convert to fraction form
    14,298,923.70/21,448,385.55 = 13,740,910.65/x
  3. Step 3: Cross multiply
    14,298,923.70x = 21,448,385.55 × 13,740,910.65
  4. Step 4: Simplify right side
    14,298,923.70x = 294,720,349,429,301.12
  5. Step 5: Solve for x
    x = 294,720,349,429,301.12/14,298,923.70
  6. Step 6: Final answer
    x = 20,611,365.98

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Similar ratio
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1.5x scale

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.