Home / 55,150,679.37-76,105,482.52-31,612,341.43

Finding the Fourth Proportional to 55,150,679.37, 76,105,482.52 and 31,612,341.43

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Solution

The fourth proportional to 55,150,679.37, 76,105,482.52 and 31,612,341.43 is: 43,623,623.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,150,679.37 : 76,105,482.52 = 31,612,341.43 : x
  2. Step 2: Convert to fraction form
    55,150,679.37/76,105,482.52 = 31,612,341.43/x
  3. Step 3: Cross multiply
    55,150,679.37x = 76,105,482.52 × 31,612,341.43
  4. Step 4: Simplify right side
    55,150,679.37x = 2,405,872,497,847,842
  5. Step 5: Solve for x
    x = 2,405,872,497,847,842/55,150,679.37
  6. Step 6: Final answer
    x = 43,623,623.96

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1.5x scale

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.