Home / 7,207,048.96-9,945,728.48-3,943,864.36

Finding the Fourth Proportional to 7,207,048.96, 9,945,728.48 and 3,943,864.36

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Solution

The fourth proportional to 7,207,048.96, 9,945,728.48 and 3,943,864.36 is: 5,442,533.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207,048.96 : 9,945,728.48 = 3,943,864.36 : x
  2. Step 2: Convert to fraction form
    7,207,048.96/9,945,728.48 = 3,943,864.36/x
  3. Step 3: Cross multiply
    7,207,048.96x = 9,945,728.48 × 3,943,864.36
  4. Step 4: Simplify right side
    7,207,048.96x = 39,224,604,086,508.98
  5. Step 5: Solve for x
    x = 39,224,604,086,508.98/7,207,048.96
  6. Step 6: Final answer
    x = 5,442,533.32

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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.