Home / 12,088,798.52-18,128,843.22-4,000,281.08

Finding the Fourth Proportional to 12,088,798.52, 18,128,843.22 and 4,000,281.08

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Solution

The fourth proportional to 12,088,798.52, 18,128,843.22 and 4,000,281.08 is: 5,998,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088,798.52 : 18,128,843.22 = 4,000,281.08 : x
  2. Step 2: Convert to fraction form
    12,088,798.52/18,128,843.22 = 4,000,281.08/x
  3. Step 3: Cross multiply
    12,088,798.52x = 18,128,843.22 × 4,000,281.08
  4. Step 4: Simplify right side
    12,088,798.52x = 72,520,468,535,252.28
  5. Step 5: Solve for x
    x = 72,520,468,535,252.28/12,088,798.52
  6. Step 6: Final answer
    x = 5,998,980.66

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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.