Home / 13,426,019.35-20,139,029.03-3,841,710.55

Finding the Fourth Proportional to 13,426,019.35, 20,139,029.03 and 3,841,710.55

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Solution

The fourth proportional to 13,426,019.35, 20,139,029.03 and 3,841,710.55 is: 5,762,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426,019.35 : 20,139,029.03 = 3,841,710.55 : x
  2. Step 2: Convert to fraction form
    13,426,019.35/20,139,029.03 = 3,841,710.55/x
  3. Step 3: Cross multiply
    13,426,019.35x = 20,139,029.03 × 3,841,710.55
  4. Step 4: Simplify right side
    13,426,019.35x = 77,368,320,291,307.27
  5. Step 5: Solve for x
    x = 77,368,320,291,307.27/13,426,019.35
  6. Step 6: Final answer
    x = 5,762,565.83

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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.