Home / 39,619,353.63-54,611,522.10-31,233,050.61

Finding the Fourth Proportional to 39,619,353.63, 54,611,522.10 and 31,233,050.61

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Solution

The fourth proportional to 39,619,353.63, 54,611,522.10 and 31,233,050.61 is: 43,051,798.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,619,353.63 : 54,611,522.10 = 31,233,050.61 : x
  2. Step 2: Convert to fraction form
    39,619,353.63/54,611,522.10 = 31,233,050.61/x
  3. Step 3: Cross multiply
    39,619,353.63x = 54,611,522.10 × 31,233,050.61
  4. Step 4: Simplify right side
    39,619,353.63x = 1,705,684,433,638,433.50
  5. Step 5: Solve for x
    x = 1,705,684,433,638,433.50/39,619,353.63
  6. Step 6: Final answer
    x = 43,051,798.61

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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.