Home / 65,706,005.52-90,674,889.48-36,335,820.24

Finding the Fourth Proportional to 65,706,005.52, 90,674,889.48 and 36,335,820.24

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Solution

The fourth proportional to 65,706,005.52, 90,674,889.48 and 36,335,820.24 is: 50,143,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,706,005.52 : 90,674,889.48 = 36,335,820.24 : x
  2. Step 2: Convert to fraction form
    65,706,005.52/90,674,889.48 = 36,335,820.24/x
  3. Step 3: Cross multiply
    65,706,005.52x = 90,674,889.48 × 36,335,820.24
  4. Step 4: Simplify right side
    65,706,005.52x = 3,294,746,484,427,147.50
  5. Step 5: Solve for x
    x = 3,294,746,484,427,147.50/65,706,005.52
  6. Step 6: Final answer
    x = 50,143,764.76

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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.