Home / 10,001,136.72-13,801,634.88-5,417,458.04

Finding the Fourth Proportional to 10,001,136.72, 13,801,634.88 and 5,417,458.04

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Solution

The fourth proportional to 10,001,136.72, 13,801,634.88 and 5,417,458.04 is: 7,476,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001,136.72 : 13,801,634.88 = 5,417,458.04 : x
  2. Step 2: Convert to fraction form
    10,001,136.72/13,801,634.88 = 5,417,458.04/x
  3. Step 3: Cross multiply
    10,001,136.72x = 13,801,634.88 × 5,417,458.04
  4. Step 4: Simplify right side
    10,001,136.72x = 74,769,777,845,800.44
  5. Step 5: Solve for x
    x = 74,769,777,845,800.44/10,001,136.72
  6. Step 6: Final answer
    x = 7,476,127.96

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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.