Home / 51,769,053.32-71,442,788.47-28,565,674.92

Finding the Fourth Proportional to 51,769,053.32, 71,442,788.47 and 28,565,674.92

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Solution

The fourth proportional to 51,769,053.32, 71,442,788.47 and 28,565,674.92 is: 39,421,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,769,053.32 : 71,442,788.47 = 28,565,674.92 : x
  2. Step 2: Convert to fraction form
    51,769,053.32/71,442,788.47 = 28,565,674.92/x
  3. Step 3: Cross multiply
    51,769,053.32x = 71,442,788.47 × 28,565,674.92
  4. Step 4: Simplify right side
    51,769,053.32x = 2,040,811,470,740,930.25
  5. Step 5: Solve for x
    x = 2,040,811,470,740,930.25/51,769,053.32
  6. Step 6: Final answer
    x = 39,421,456.26

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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.