Home / 56,987,604.76-85,480,208.34-13,857,029.32

Finding the Fourth Proportional to 56,987,604.76, 85,480,208.34 and 13,857,029.32

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Solution

The fourth proportional to 56,987,604.76, 85,480,208.34 and 13,857,029.32 is: 20,785,252.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987,604.76 : 85,480,208.34 = 13,857,029.32 : x
  2. Step 2: Convert to fraction form
    56,987,604.76/85,480,208.34 = 13,857,029.32/x
  3. Step 3: Cross multiply
    56,987,604.76x = 85,480,208.34 × 13,857,029.32
  4. Step 4: Simplify right side
    56,987,604.76x = 1,184,501,753,247,088.50
  5. Step 5: Solve for x
    x = 1,184,501,753,247,088.50/56,987,604.76
  6. Step 6: Final answer
    x = 20,785,252.48

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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.