Home / 56,155,928.15-84,178,090.92-39,080,728.82

Finding the Fourth Proportional to 56,155,928.15, 84,178,090.92 and 39,080,728.82

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Solution

The fourth proportional to 56,155,928.15, 84,178,090.92 and 39,080,728.82 is: 58,582,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,155,928.15 : 84,178,090.92 = 39,080,728.82 : x
  2. Step 2: Convert to fraction form
    56,155,928.15/84,178,090.92 = 39,080,728.82/x
  3. Step 3: Cross multiply
    56,155,928.15x = 84,178,090.92 × 39,080,728.82
  4. Step 4: Simplify right side
    56,155,928.15x = 3,289,741,143,626,900
  5. Step 5: Solve for x
    x = 3,289,741,143,626,900/56,155,928.15
  6. Step 6: Final answer
    x = 58,582,259.29

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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.