Home / 64,158,700.08-96,199,617.54-20,420,566.02

Finding the Fourth Proportional to 64,158,700.08, 96,199,617.54 and 20,420,566.02

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Solution

The fourth proportional to 64,158,700.08, 96,199,617.54 and 20,420,566.02 is: 30,618,616.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,158,700.08 : 96,199,617.54 = 20,420,566.02 : x
  2. Step 2: Convert to fraction form
    64,158,700.08/96,199,617.54 = 20,420,566.02/x
  3. Step 3: Cross multiply
    64,158,700.08x = 96,199,617.54 × 20,420,566.02
  4. Step 4: Simplify right side
    64,158,700.08x = 1,964,450,641,074,320
  5. Step 5: Solve for x
    x = 1,964,450,641,074,320/64,158,700.08
  6. Step 6: Final answer
    x = 30,618,616.63

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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.