Home / 74,915,789.64-103,370,558.30-41,865,473.86

Finding the Fourth Proportional to 74,915,789.64, 103,370,558.30 and 41,865,473.86

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Solution

The fourth proportional to 74,915,789.64, 103,370,558.30 and 41,865,473.86 is: 57,766,959.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,915,789.64 : 103,370,558.30 = 41,865,473.86 : x
  2. Step 2: Convert to fraction form
    74,915,789.64/103,370,558.30 = 41,865,473.86/x
  3. Step 3: Cross multiply
    74,915,789.64x = 103,370,558.30 × 41,865,473.86
  4. Step 4: Simplify right side
    74,915,789.64x = 4,327,657,406,402,256
  5. Step 5: Solve for x
    x = 4,327,657,406,402,256/74,915,789.64
  6. Step 6: Final answer
    x = 57,766,959.77

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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.