Home / 9,702,783.82-13,389,607.04-5,351,776.71

Finding the Fourth Proportional to 9,702,783.82, 13,389,607.04 and 5,351,776.71

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Solution

The fourth proportional to 9,702,783.82, 13,389,607.04 and 5,351,776.71 is: 7,385,322.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702,783.82 : 13,389,607.04 = 5,351,776.71 : x
  2. Step 2: Convert to fraction form
    9,702,783.82/13,389,607.04 = 5,351,776.71/x
  3. Step 3: Cross multiply
    9,702,783.82x = 13,389,607.04 × 5,351,776.71
  4. Step 4: Simplify right side
    9,702,783.82x = 71,658,187,112,724.03
  5. Step 5: Solve for x
    x = 71,658,187,112,724.03/9,702,783.82
  6. Step 6: Final answer
    x = 7,385,322.44

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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.