Home / 56,593,478.80-84,890,218.20-18,256,243.60

Finding the Fourth Proportional to 56,593,478.80, 84,890,218.20 and 18,256,243.60

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Solution

The fourth proportional to 56,593,478.80, 84,890,218.20 and 18,256,243.60 is: 27,384,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,593,478.80 : 84,890,218.20 = 18,256,243.60 : x
  2. Step 2: Convert to fraction form
    56,593,478.80/84,890,218.20 = 18,256,243.60/x
  3. Step 3: Cross multiply
    56,593,478.80x = 84,890,218.20 × 18,256,243.60
  4. Step 4: Simplify right side
    56,593,478.80x = 1,549,776,502,716,353.75
  5. Step 5: Solve for x
    x = 1,549,776,502,716,353.75/56,593,478.80
  6. Step 6: Final answer
    x = 27,384,365.40

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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.