Home / 39,358,140.28-59,059,631.22-31,430,352.76

Finding the Fourth Proportional to 39,358,140.28, 59,059,631.22 and 31,430,352.76

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Solution

The fourth proportional to 39,358,140.28, 59,059,631.22 and 31,430,352.76 is: 47,163,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,358,140.28 : 59,059,631.22 = 31,430,352.76 : x
  2. Step 2: Convert to fraction form
    39,358,140.28/59,059,631.22 = 31,430,352.76/x
  3. Step 3: Cross multiply
    39,358,140.28x = 59,059,631.22 × 31,430,352.76
  4. Step 4: Simplify right side
    39,358,140.28x = 1,856,265,043,120,109.25
  5. Step 5: Solve for x
    x = 1,856,265,043,120,109.25/39,358,140.28
  6. Step 6: Final answer
    x = 47,163,433.79

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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.