Home / 7,207,083.48-9,945,774.20-3,943,897.35

Finding the Fourth Proportional to 7,207,083.48, 9,945,774.20 and 3,943,897.35

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Solution

The fourth proportional to 7,207,083.48, 9,945,774.20 and 3,943,897.35 is: 5,442,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207,083.48 : 9,945,774.20 = 3,943,897.35 : x
  2. Step 2: Convert to fraction form
    7,207,083.48/9,945,774.20 = 3,943,897.35/x
  3. Step 3: Cross multiply
    7,207,083.48x = 9,945,774.20 × 3,943,897.35
  4. Step 4: Simplify right side
    7,207,083.48x = 39,225,112,483,641.46
  5. Step 5: Solve for x
    x = 39,225,112,483,641.46/7,207,083.48
  6. Step 6: Final answer
    x = 5,442,577.79

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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.