Home / 7,428,104.51-10,250,654.30-4,164,909.14

Finding the Fourth Proportional to 7,428,104.51, 10,250,654.30 and 4,164,909.14

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Solution

The fourth proportional to 7,428,104.51, 10,250,654.30 and 4,164,909.14 is: 5,747,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,104.51 : 10,250,654.30 = 4,164,909.14 : x
  2. Step 2: Convert to fraction form
    7,428,104.51/10,250,654.30 = 4,164,909.14/x
  3. Step 3: Cross multiply
    7,428,104.51x = 10,250,654.30 × 4,164,909.14
  4. Step 4: Simplify right side
    7,428,104.51x = 42,693,043,712,972.48
  5. Step 5: Solve for x
    x = 42,693,043,712,972.48/7,428,104.51
  6. Step 6: Final answer
    x = 5,747,501.76

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1.5x scale

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.