Home / 64,159,632.12-96,257,384.82-21,059,156.28

Finding the Fourth Proportional to 64,159,632.12, 96,257,384.82 and 21,059,156.28

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Solution

The fourth proportional to 64,159,632.12, 96,257,384.82 and 21,059,156.28 is: 31,594,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,159,632.12 : 96,257,384.82 = 21,059,156.28 : x
  2. Step 2: Convert to fraction form
    64,159,632.12/96,257,384.82 = 21,059,156.28/x
  3. Step 3: Cross multiply
    64,159,632.12x = 96,257,384.82 × 21,059,156.28
  4. Step 4: Simplify right side
    64,159,632.12x = 2,027,099,310,028,479.75
  5. Step 5: Solve for x
    x = 2,027,099,310,028,479.75/64,159,632.12
  6. Step 6: Final answer
    x = 31,594,621.77

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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.