Home / 22,221,246.15-33,308,421.75-11,983,319.60

Finding the Fourth Proportional to 22,221,246.15, 33,308,421.75 and 11,983,319.60

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Solution

The fourth proportional to 22,221,246.15, 33,308,421.75 and 11,983,319.60 is: 17,962,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221,246.15 : 33,308,421.75 = 11,983,319.60 : x
  2. Step 2: Convert to fraction form
    22,221,246.15/33,308,421.75 = 11,983,319.60/x
  3. Step 3: Cross multiply
    22,221,246.15x = 33,308,421.75 × 11,983,319.60
  4. Step 4: Simplify right side
    22,221,246.15x = 399,145,463,035,299.19
  5. Step 5: Solve for x
    x = 399,145,463,035,299.19/22,221,246.15
  6. Step 6: Final answer
    x = 17,962,334.80

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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.