Home / 30,736,036.83-42,415,863.08-16,797,677.79

Finding the Fourth Proportional to 30,736,036.83, 42,415,863.08 and 16,797,677.79

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Solution

The fourth proportional to 30,736,036.83, 42,415,863.08 and 16,797,677.79 is: 23,180,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,736,036.83 : 42,415,863.08 = 16,797,677.79 : x
  2. Step 2: Convert to fraction form
    30,736,036.83/42,415,863.08 = 16,797,677.79/x
  3. Step 3: Cross multiply
    30,736,036.83x = 42,415,863.08 × 16,797,677.79
  4. Step 4: Simplify right side
    30,736,036.83x = 712,488,001,118,608.62
  5. Step 5: Solve for x
    x = 712,488,001,118,608.62/30,736,036.83
  6. Step 6: Final answer
    x = 23,180,867.63

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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.