Home / 65,789,456.64-90,785,853.31-36,014,344.66

Finding the Fourth Proportional to 65,789,456.64, 90,785,853.31 and 36,014,344.66

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Solution

The fourth proportional to 65,789,456.64, 90,785,853.31 and 36,014,344.66 is: 49,697,826.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,789,456.64 : 90,785,853.31 = 36,014,344.66 : x
  2. Step 2: Convert to fraction form
    65,789,456.64/90,785,853.31 = 36,014,344.66/x
  3. Step 3: Cross multiply
    65,789,456.64x = 90,785,853.31 × 36,014,344.66
  4. Step 4: Simplify right side
    65,789,456.64x = 3,269,593,011,358,541.50
  5. Step 5: Solve for x
    x = 3,269,593,011,358,541.50/65,789,456.64
  6. Step 6: Final answer
    x = 49,697,826.65

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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.