Home / 62,146,666.75-85,747,402.41-40,115,447.94

Finding the Fourth Proportional to 62,146,666.75, 85,747,402.41 and 40,115,447.94

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Solution

The fourth proportional to 62,146,666.75, 85,747,402.41 and 40,115,447.94 is: 55,349,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,146,666.75 : 85,747,402.41 = 40,115,447.94 : x
  2. Step 2: Convert to fraction form
    62,146,666.75/85,747,402.41 = 40,115,447.94/x
  3. Step 3: Cross multiply
    62,146,666.75x = 85,747,402.41 × 40,115,447.94
  4. Step 4: Simplify right side
    62,146,666.75x = 3,439,795,457,539,705.50
  5. Step 5: Solve for x
    x = 3,439,795,457,539,705.50/62,146,666.75
  6. Step 6: Final answer
    x = 55,349,637.20

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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.