Home / 7,893,941.70-11,845,636.32-3,406,217.70

Finding the Fourth Proportional to 7,893,941.70, 11,845,636.32 and 3,406,217.70

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Solution

The fourth proportional to 7,893,941.70, 11,845,636.32 and 3,406,217.70 is: 5,111,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893,941.70 : 11,845,636.32 = 3,406,217.70 : x
  2. Step 2: Convert to fraction form
    7,893,941.70/11,845,636.32 = 3,406,217.70/x
  3. Step 3: Cross multiply
    7,893,941.70x = 11,845,636.32 × 3,406,217.70
  4. Step 4: Simplify right side
    7,893,941.70x = 40,348,816,158,141.32
  5. Step 5: Solve for x
    x = 40,348,816,158,141.32/7,893,941.70
  6. Step 6: Final answer
    x = 5,111,364.85

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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.