Home / 64,615,297.72-89,169,680.34-35,246,760.76

Finding the Fourth Proportional to 64,615,297.72, 89,169,680.34 and 35,246,760.76

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Solution

The fourth proportional to 64,615,297.72, 89,169,680.34 and 35,246,760.76 is: 48,640,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,615,297.72 : 89,169,680.34 = 35,246,760.76 : x
  2. Step 2: Convert to fraction form
    64,615,297.72/89,169,680.34 = 35,246,760.76/x
  3. Step 3: Cross multiply
    64,615,297.72x = 89,169,680.34 × 35,246,760.76
  4. Step 4: Simplify right side
    64,615,297.72x = 3,142,942,389,989,655.50
  5. Step 5: Solve for x
    x = 3,142,942,389,989,655.50/64,615,297.72
  6. Step 6: Final answer
    x = 48,640,840.50

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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.