Home / 61,288,040-84,578,065.68-33,786,952.40

Finding the Fourth Proportional to 61,288,040, 84,578,065.68 and 33,786,952.40

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Solution

The fourth proportional to 61,288,040, 84,578,065.68 and 33,786,952.40 is: 46,626,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,288,040 : 84,578,065.68 = 33,786,952.40 : x
  2. Step 2: Convert to fraction form
    61,288,040/84,578,065.68 = 33,786,952.40/x
  3. Step 3: Cross multiply
    61,288,040x = 84,578,065.68 × 33,786,952.40
  4. Step 4: Simplify right side
    61,288,040x = 2,857,635,079,214,233.50
  5. Step 5: Solve for x
    x = 2,857,635,079,214,233.50/61,288,040
  6. Step 6: Final answer
    x = 46,626,308.81

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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.