Home / 7,729,048.96-10,648,542.36-5,980,707.16

Finding the Fourth Proportional to 7,729,048.96, 10,648,542.36 and 5,980,707.16

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Solution

The fourth proportional to 7,729,048.96, 10,648,542.36 and 5,980,707.16 is: 8,239,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729,048.96 : 10,648,542.36 = 5,980,707.16 : x
  2. Step 2: Convert to fraction form
    7,729,048.96/10,648,542.36 = 5,980,707.16/x
  3. Step 3: Cross multiply
    7,729,048.96x = 10,648,542.36 × 5,980,707.16
  4. Step 4: Simplify right side
    7,729,048.96x = 63,685,813,536,015.30
  5. Step 5: Solve for x
    x = 63,685,813,536,015.30/7,729,048.96
  6. Step 6: Final answer
    x = 8,239,799.47

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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.