Home / 35,618,926.98-49,154,301-20,148,679.47

Finding the Fourth Proportional to 35,618,926.98, 49,154,301 and 20,148,679.47

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Solution

The fourth proportional to 35,618,926.98, 49,154,301 and 20,148,679.47 is: 27,805,280.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,618,926.98 : 49,154,301 = 20,148,679.47 : x
  2. Step 2: Convert to fraction form
    35,618,926.98/49,154,301 = 20,148,679.47/x
  3. Step 3: Cross multiply
    35,618,926.98x = 49,154,301 × 20,148,679.47
  4. Step 4: Simplify right side
    35,618,926.98x = 990,394,255,420,900.38
  5. Step 5: Solve for x
    x = 990,394,255,420,900.38/35,618,926.98
  6. Step 6: Final answer
    x = 27,805,280.49

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Double scale
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Similar ratio
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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.