Home / 6,661,156.02-9,992,097.40-2,111,875.80

Finding the Fourth Proportional to 6,661,156.02, 9,992,097.40 and 2,111,875.80

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Solution

The fourth proportional to 6,661,156.02, 9,992,097.40 and 2,111,875.80 is: 3,167,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,156.02 : 9,992,097.40 = 2,111,875.80 : x
  2. Step 2: Convert to fraction form
    6,661,156.02/9,992,097.40 = 2,111,875.80/x
  3. Step 3: Cross multiply
    6,661,156.02x = 9,992,097.40 × 2,111,875.80
  4. Step 4: Simplify right side
    6,661,156.02x = 21,102,068,690,302.92
  5. Step 5: Solve for x
    x = 21,102,068,690,302.92/6,661,156.02
  6. Step 6: Final answer
    x = 3,167,928.90

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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.