Home / 47,894,818.37-66,104,466.46-31,346,336.12

Finding the Fourth Proportional to 47,894,818.37, 66,104,466.46 and 31,346,336.12

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Solution

The fourth proportional to 47,894,818.37, 66,104,466.46 and 31,346,336.12 is: 43,264,238.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,894,818.37 : 66,104,466.46 = 31,346,336.12 : x
  2. Step 2: Convert to fraction form
    47,894,818.37/66,104,466.46 = 31,346,336.12/x
  3. Step 3: Cross multiply
    47,894,818.37x = 66,104,466.46 × 31,346,336.12
  4. Step 4: Simplify right side
    47,894,818.37x = 2,072,132,824,279,538.25
  5. Step 5: Solve for x
    x = 2,072,132,824,279,538.25/47,894,818.37
  6. Step 6: Final answer
    x = 43,264,238.07

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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.