Home / 82,603,756.46-113,993,242.38-45,436,864.48

Finding the Fourth Proportional to 82,603,756.46, 113,993,242.38 and 45,436,864.48

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Solution

The fourth proportional to 82,603,756.46, 113,993,242.38 and 45,436,864.48 is: 62,702,905.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,603,756.46 : 113,993,242.38 = 45,436,864.48 : x
  2. Step 2: Convert to fraction form
    82,603,756.46/113,993,242.38 = 45,436,864.48/x
  3. Step 3: Cross multiply
    82,603,756.46x = 113,993,242.38 × 45,436,864.48
  4. Step 4: Simplify right side
    82,603,756.46x = 5,179,495,505,655,852
  5. Step 5: Solve for x
    x = 5,179,495,505,655,852/82,603,756.46
  6. Step 6: Final answer
    x = 62,702,905.14

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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.