Home / 5,389,812.87-7,437,924.34-2,942,454.17

Finding the Fourth Proportional to 5,389,812.87, 7,437,924.34 and 2,942,454.17

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Solution

The fourth proportional to 5,389,812.87, 7,437,924.34 and 2,942,454.17 is: 4,060,577.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,812.87 : 7,437,924.34 = 2,942,454.17 : x
  2. Step 2: Convert to fraction form
    5,389,812.87/7,437,924.34 = 2,942,454.17/x
  3. Step 3: Cross multiply
    5,389,812.87x = 7,437,924.34 × 2,942,454.17
  4. Step 4: Simplify right side
    5,389,812.87x = 21,885,751,445,831.74
  5. Step 5: Solve for x
    x = 21,885,751,445,831.74/5,389,812.87
  6. Step 6: Final answer
    x = 4,060,577.24

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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.