Home / 53,751,139.07-80,596,796.92-31,900,397.63

Finding the Fourth Proportional to 53,751,139.07, 80,596,796.92 and 31,900,397.63

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Solution

The fourth proportional to 53,751,139.07, 80,596,796.92 and 31,900,397.63 is: 47,832,844.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,751,139.07 : 80,596,796.92 = 31,900,397.63 : x
  2. Step 2: Convert to fraction form
    53,751,139.07/80,596,796.92 = 31,900,397.63/x
  3. Step 3: Cross multiply
    53,751,139.07x = 80,596,796.92 × 31,900,397.63
  4. Step 4: Simplify right side
    53,751,139.07x = 2,571,069,868,969,624.50
  5. Step 5: Solve for x
    x = 2,571,069,868,969,624.50/53,751,139.07
  6. Step 6: Final answer
    x = 47,832,844.36

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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.