Home / 5,137,957.92-7,708,018.32-1,943,012.64

Finding the Fourth Proportional to 5,137,957.92, 7,708,018.32 and 1,943,012.64

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Solution

The fourth proportional to 5,137,957.92, 7,708,018.32 and 1,943,012.64 is: 2,914,927.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,957.92 : 7,708,018.32 = 1,943,012.64 : x
  2. Step 2: Convert to fraction form
    5,137,957.92/7,708,018.32 = 1,943,012.64/x
  3. Step 3: Cross multiply
    5,137,957.92x = 7,708,018.32 × 1,943,012.64
  4. Step 4: Simplify right side
    5,137,957.92x = 14,976,777,025,111.56
  5. Step 5: Solve for x
    x = 14,976,777,025,111.56/5,137,957.92
  6. Step 6: Final answer
    x = 2,914,927.93

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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.