Home / 12,196,332.76-18,297,259.26-4,109,088.64

Finding the Fourth Proportional to 12,196,332.76, 18,297,259.26 and 4,109,088.64

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Solution

The fourth proportional to 12,196,332.76, 18,297,259.26 and 4,109,088.64 is: 6,164,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,332.76 : 18,297,259.26 = 4,109,088.64 : x
  2. Step 2: Convert to fraction form
    12,196,332.76/18,297,259.26 = 4,109,088.64/x
  3. Step 3: Cross multiply
    12,196,332.76x = 18,297,259.26 × 4,109,088.64
  4. Step 4: Simplify right side
    12,196,332.76x = 75,185,060,168,400.81
  5. Step 5: Solve for x
    x = 75,185,060,168,400.81/12,196,332.76
  6. Step 6: Final answer
    x = 6,164,562.88

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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.