Home / 74,749,016.46-103,138,236.27-42,953,042.91

Finding the Fourth Proportional to 74,749,016.46, 103,138,236.27 and 42,953,042.91

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Solution

The fourth proportional to 74,749,016.46, 103,138,236.27 and 42,953,042.91 is: 59,266,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,749,016.46 : 103,138,236.27 = 42,953,042.91 : x
  2. Step 2: Convert to fraction form
    74,749,016.46/103,138,236.27 = 42,953,042.91/x
  3. Step 3: Cross multiply
    74,749,016.46x = 103,138,236.27 × 42,953,042.91
  4. Step 4: Simplify right side
    74,749,016.46x = 4,430,101,088,167,028
  5. Step 5: Solve for x
    x = 4,430,101,088,167,028/74,749,016.46
  6. Step 6: Final answer
    x = 59,266,346.21

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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.