Home / 5,638,908.83-7,781,703.05-3,060,590.72

Finding the Fourth Proportional to 5,638,908.83, 7,781,703.05 and 3,060,590.72

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Solution

The fourth proportional to 5,638,908.83, 7,781,703.05 and 3,060,590.72 is: 4,223,620.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,908.83 : 7,781,703.05 = 3,060,590.72 : x
  2. Step 2: Convert to fraction form
    5,638,908.83/7,781,703.05 = 3,060,590.72/x
  3. Step 3: Cross multiply
    5,638,908.83x = 7,781,703.05 × 3,060,590.72
  4. Step 4: Simplify right side
    5,638,908.83x = 23,816,608,109,368.66
  5. Step 5: Solve for x
    x = 23,816,608,109,368.66/5,638,908.83
  6. Step 6: Final answer
    x = 4,223,620.00

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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.