Home / 79,703,421.86-109,987,323.78-44,419,349.43

Finding the Fourth Proportional to 79,703,421.86, 109,987,323.78 and 44,419,349.43

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Solution

The fourth proportional to 79,703,421.86, 109,987,323.78 and 44,419,349.43 is: 61,296,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,703,421.86 : 109,987,323.78 = 44,419,349.43 : x
  2. Step 2: Convert to fraction form
    79,703,421.86/109,987,323.78 = 44,419,349.43/x
  3. Step 3: Cross multiply
    79,703,421.86x = 109,987,323.78 × 44,419,349.43
  4. Step 4: Simplify right side
    79,703,421.86x = 4,885,565,367,854,368
  5. Step 5: Solve for x
    x = 4,885,565,367,854,368/79,703,421.86
  6. Step 6: Final answer
    x = 61,296,808.27

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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.