Home / 13,891,814.80-20,837,722.20-4,308,162.10

Finding the Fourth Proportional to 13,891,814.80, 20,837,722.20 and 4,308,162.10

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Solution

The fourth proportional to 13,891,814.80, 20,837,722.20 and 4,308,162.10 is: 6,462,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,814.80 : 20,837,722.20 = 4,308,162.10 : x
  2. Step 2: Convert to fraction form
    13,891,814.80/20,837,722.20 = 4,308,162.10/x
  3. Step 3: Cross multiply
    13,891,814.80x = 20,837,722.20 × 4,308,162.10
  4. Step 4: Simplify right side
    13,891,814.80x = 89,772,285,032,368.61
  5. Step 5: Solve for x
    x = 89,772,285,032,368.61/13,891,814.80
  6. Step 6: Final answer
    x = 6,462,243.15

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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.