Home / 8,210,428.94-11,330,036.16-4,489,191.74

Finding the Fourth Proportional to 8,210,428.94, 11,330,036.16 and 4,489,191.74

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Solution

The fourth proportional to 8,210,428.94, 11,330,036.16 and 4,489,191.74 is: 6,194,890.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210,428.94 : 11,330,036.16 = 4,489,191.74 : x
  2. Step 2: Convert to fraction form
    8,210,428.94/11,330,036.16 = 4,489,191.74/x
  3. Step 3: Cross multiply
    8,210,428.94x = 11,330,036.16 × 4,489,191.74
  4. Step 4: Simplify right side
    8,210,428.94x = 50,862,704,743,373.32
  5. Step 5: Solve for x
    x = 50,862,704,743,373.32/8,210,428.94
  6. Step 6: Final answer
    x = 6,194,890.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.