Home / 47,389,538.32-71,084,307.47-11,487,746.32

Finding the Fourth Proportional to 47,389,538.32, 71,084,307.47 and 11,487,746.32

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Solution

The fourth proportional to 47,389,538.32, 71,084,307.47 and 11,487,746.32 is: 17,231,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389,538.32 : 71,084,307.47 = 11,487,746.32 : x
  2. Step 2: Convert to fraction form
    47,389,538.32/71,084,307.47 = 11,487,746.32/x
  3. Step 3: Cross multiply
    47,389,538.32x = 71,084,307.47 × 11,487,746.32
  4. Step 4: Simplify right side
    47,389,538.32x = 816,598,491,548,241
  5. Step 5: Solve for x
    x = 816,598,491,548,241/47,389,538.32
  6. Step 6: Final answer
    x = 17,231,619.48

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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.