Home / 5,106,971.18-7,047,562.85-2,783,812.83

Finding the Fourth Proportional to 5,106,971.18, 7,047,562.85 and 2,783,812.83

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Solution

The fourth proportional to 5,106,971.18, 7,047,562.85 and 2,783,812.83 is: 3,841,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,971.18 : 7,047,562.85 = 2,783,812.83 : x
  2. Step 2: Convert to fraction form
    5,106,971.18/7,047,562.85 = 2,783,812.83/x
  3. Step 3: Cross multiply
    5,106,971.18x = 7,047,562.85 × 2,783,812.83
  4. Step 4: Simplify right side
    5,106,971.18x = 19,619,095,882,061.36
  5. Step 5: Solve for x
    x = 19,619,095,882,061.36/5,106,971.18
  6. Step 6: Final answer
    x = 3,841,630.43

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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.