Home / 13,837,565.76-20,756,349.12-10,074,992.64

Finding the Fourth Proportional to 13,837,565.76, 20,756,349.12 and 10,074,992.64

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Solution

The fourth proportional to 13,837,565.76, 20,756,349.12 and 10,074,992.64 is: 15,112,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837,565.76 : 20,756,349.12 = 10,074,992.64 : x
  2. Step 2: Convert to fraction form
    13,837,565.76/20,756,349.12 = 10,074,992.64/x
  3. Step 3: Cross multiply
    13,837,565.76x = 20,756,349.12 × 10,074,992.64
  4. Step 4: Simplify right side
    13,837,565.76x = 209,120,064,617,270.50
  5. Step 5: Solve for x
    x = 209,120,064,617,270.50/13,837,565.76
  6. Step 6: Final answer
    x = 15,112,489.31

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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.