Home / 53,733,864.92-74,152,952.96-30,530,265.12

Finding the Fourth Proportional to 53,733,864.92, 74,152,952.96 and 30,530,265.12

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Solution

The fourth proportional to 53,733,864.92, 74,152,952.96 and 30,530,265.12 is: 42,131,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,733,864.92 : 74,152,952.96 = 30,530,265.12 : x
  2. Step 2: Convert to fraction form
    53,733,864.92/74,152,952.96 = 30,530,265.12/x
  3. Step 3: Cross multiply
    53,733,864.92x = 74,152,952.96 × 30,530,265.12
  4. Step 4: Simplify right side
    53,733,864.92x = 2,263,909,313,147,037.50
  5. Step 5: Solve for x
    x = 2,263,909,313,147,037.50/53,733,864.92
  6. Step 6: Final answer
    x = 42,131,890.51

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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.