Home / 5,300,042.40-7,311,612.96-3,123,099.36

Finding the Fourth Proportional to 5,300,042.40, 7,311,612.96 and 3,123,099.36

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Solution

The fourth proportional to 5,300,042.40, 7,311,612.96 and 3,123,099.36 is: 4,308,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300,042.40 : 7,311,612.96 = 3,123,099.36 : x
  2. Step 2: Convert to fraction form
    5,300,042.40/7,311,612.96 = 3,123,099.36/x
  3. Step 3: Cross multiply
    5,300,042.40x = 7,311,612.96 × 3,123,099.36
  4. Step 4: Simplify right side
    5,300,042.40x = 22,834,893,755,943.70
  5. Step 5: Solve for x
    x = 22,834,893,755,943.70/5,300,042.40
  6. Step 6: Final answer
    x = 4,308,436.05

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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.