Home / 7,827,744.80-10,802,366.07-4,389,912.02

Finding the Fourth Proportional to 7,827,744.80, 10,802,366.07 and 4,389,912.02

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Solution

The fourth proportional to 7,827,744.80, 10,802,366.07 and 4,389,912.02 is: 6,058,122.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827,744.80 : 10,802,366.07 = 4,389,912.02 : x
  2. Step 2: Convert to fraction form
    7,827,744.80/10,802,366.07 = 4,389,912.02/x
  3. Step 3: Cross multiply
    7,827,744.80x = 10,802,366.07 × 4,389,912.02
  4. Step 4: Simplify right side
    7,827,744.80x = 47,421,436,655,133.16
  5. Step 5: Solve for x
    x = 47,421,436,655,133.16/7,827,744.80
  6. Step 6: Final answer
    x = 6,058,122.47

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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.