Home / 82,199,108.03-113,434,903.01-45,028,572.37

Finding the Fourth Proportional to 82,199,108.03, 113,434,903.01 and 45,028,572.37

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Solution

The fourth proportional to 82,199,108.03, 113,434,903.01 and 45,028,572.37 is: 62,139,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,199,108.03 : 113,434,903.01 = 45,028,572.37 : x
  2. Step 2: Convert to fraction form
    82,199,108.03/113,434,903.01 = 45,028,572.37/x
  3. Step 3: Cross multiply
    82,199,108.03x = 113,434,903.01 × 45,028,572.37
  4. Step 4: Simplify right side
    82,199,108.03x = 5,107,811,739,298,700
  5. Step 5: Solve for x
    x = 5,107,811,739,298,700/82,199,108.03
  6. Step 6: Final answer
    x = 62,139,503.24

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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.