Home / 22,933,909.69-31,648,800.51-12,620,632.77

Finding the Fourth Proportional to 22,933,909.69, 31,648,800.51 and 12,620,632.77

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Solution

The fourth proportional to 22,933,909.69, 31,648,800.51 and 12,620,632.77 is: 17,416,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,933,909.69 : 31,648,800.51 = 12,620,632.77 : x
  2. Step 2: Convert to fraction form
    22,933,909.69/31,648,800.51 = 12,620,632.77/x
  3. Step 3: Cross multiply
    22,933,909.69x = 31,648,800.51 × 12,620,632.77
  4. Step 4: Simplify right side
    22,933,909.69x = 399,427,888,847,698.75
  5. Step 5: Solve for x
    x = 399,427,888,847,698.75/22,933,909.69
  6. Step 6: Final answer
    x = 17,416,476.05

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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.