Home / 45,940,845.43-63,326,577.20-31,230,973.74

Finding the Fourth Proportional to 45,940,845.43, 63,326,577.20 and 31,230,973.74

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Solution

The fourth proportional to 45,940,845.43, 63,326,577.20 and 31,230,973.74 is: 43,049,940.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,940,845.43 : 63,326,577.20 = 31,230,973.74 : x
  2. Step 2: Convert to fraction form
    45,940,845.43/63,326,577.20 = 31,230,973.74/x
  3. Step 3: Cross multiply
    45,940,845.43x = 63,326,577.20 × 31,230,973.74
  4. Step 4: Simplify right side
    45,940,845.43x = 1,977,750,669,658,602.50
  5. Step 5: Solve for x
    x = 1,977,750,669,658,602.50/45,940,845.43
  6. Step 6: Final answer
    x = 43,049,940.66

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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.