Home / 61,113,207.08-91,668,478.98-28,747,169.58

Finding the Fourth Proportional to 61,113,207.08, 91,668,478.98 and 28,747,169.58

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Solution

The fourth proportional to 61,113,207.08, 91,668,478.98 and 28,747,169.58 is: 43,120,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113,207.08 : 91,668,478.98 = 28,747,169.58 : x
  2. Step 2: Convert to fraction form
    61,113,207.08/91,668,478.98 = 28,747,169.58/x
  3. Step 3: Cross multiply
    61,113,207.08x = 91,668,478.98 × 28,747,169.58
  4. Step 4: Simplify right side
    61,113,207.08x = 2,635,209,310,378,725.50
  5. Step 5: Solve for x
    x = 2,635,209,310,378,725.50/61,113,207.08
  6. Step 6: Final answer
    x = 43,120,127.98

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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.