Home / 82,181,089.08-113,405,857.02-45,011,534.22

Finding the Fourth Proportional to 82,181,089.08, 113,405,857.02 and 45,011,534.22

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Solution

The fourth proportional to 82,181,089.08, 113,405,857.02 and 45,011,534.22 is: 62,113,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,181,089.08 : 113,405,857.02 = 45,011,534.22 : x
  2. Step 2: Convert to fraction form
    82,181,089.08/113,405,857.02 = 45,011,534.22/x
  3. Step 3: Cross multiply
    82,181,089.08x = 113,405,857.02 × 45,011,534.22
  4. Step 4: Simplify right side
    82,181,089.08x = 5,104,571,614,004,157
  5. Step 5: Solve for x
    x = 5,104,571,614,004,157/82,181,089.08
  6. Step 6: Final answer
    x = 62,113,701.23

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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.