Home / 7,033,082.12-9,705,133.86-3,935,194.28

Finding the Fourth Proportional to 7,033,082.12, 9,705,133.86 and 3,935,194.28

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Solution

The fourth proportional to 7,033,082.12, 9,705,133.86 and 3,935,194.28 is: 5,430,277.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,033,082.12 : 9,705,133.86 = 3,935,194.28 : x
  2. Step 2: Convert to fraction form
    7,033,082.12/9,705,133.86 = 3,935,194.28/x
  3. Step 3: Cross multiply
    7,033,082.12x = 9,705,133.86 × 3,935,194.28
  4. Step 4: Simplify right side
    7,033,082.12x = 38,191,587,252,506.32
  5. Step 5: Solve for x
    x = 38,191,587,252,506.32/7,033,082.12
  6. Step 6: Final answer
    x = 5,430,277.45

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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.