Home / 7,033,081.12-9,705,132.48-3,935,193.28

Finding the Fourth Proportional to 7,033,081.12, 9,705,132.48 and 3,935,193.28

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Solution

The fourth proportional to 7,033,081.12, 9,705,132.48 and 3,935,193.28 is: 5,430,276.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033,081.12 : 9,705,132.48 = 3,935,193.28 : x
  2. Step 2: Convert to fraction form
    7,033,081.12/9,705,132.48 = 3,935,193.28/x
  3. Step 3: Cross multiply
    7,033,081.12x = 9,705,132.48 × 3,935,193.28
  4. Step 4: Simplify right side
    7,033,081.12x = 38,191,572,116,805.73
  5. Step 5: Solve for x
    x = 38,191,572,116,805.73/7,033,081.12
  6. Step 6: Final answer
    x = 5,430,276.07

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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.