Home / 20,545,313.52-30,820,009.65-7,594,858.15

Finding the Fourth Proportional to 20,545,313.52, 30,820,009.65 and 7,594,858.15

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Solution

The fourth proportional to 20,545,313.52, 30,820,009.65 and 7,594,858.15 is: 11,393,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,545,313.52 : 30,820,009.65 = 7,594,858.15 : x
  2. Step 2: Convert to fraction form
    20,545,313.52/30,820,009.65 = 7,594,858.15/x
  3. Step 3: Cross multiply
    20,545,313.52x = 30,820,009.65 × 7,594,858.15
  4. Step 4: Simplify right side
    20,545,313.52x = 234,073,601,473,381.16
  5. Step 5: Solve for x
    x = 234,073,601,473,381.16/20,545,313.52
  6. Step 6: Final answer
    x = 11,393,041.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.