Home / 56,138,810.48-77,507,996.88-50,248,235.24

Finding the Fourth Proportional to 56,138,810.48, 77,507,996.88 and 50,248,235.24

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Solution

The fourth proportional to 56,138,810.48, 77,507,996.88 and 50,248,235.24 is: 69,375,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,138,810.48 : 77,507,996.88 = 50,248,235.24 : x
  2. Step 2: Convert to fraction form
    56,138,810.48/77,507,996.88 = 50,248,235.24/x
  3. Step 3: Cross multiply
    56,138,810.48x = 77,507,996.88 × 50,248,235.24
  4. Step 4: Simplify right side
    56,138,810.48x = 3,894,640,060,207,426
  5. Step 5: Solve for x
    x = 3,894,640,060,207,426/56,138,810.48
  6. Step 6: Final answer
    x = 69,375,179.61

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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.