Home / 81,692,648.46-112,734,461.61-44,523,368.46

Finding the Fourth Proportional to 81,692,648.46, 112,734,461.61 and 44,523,368.46

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Solution

The fourth proportional to 81,692,648.46, 112,734,461.61 and 44,523,368.46 is: 61,441,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,692,648.46 : 112,734,461.61 = 44,523,368.46 : x
  2. Step 2: Convert to fraction form
    81,692,648.46/112,734,461.61 = 44,523,368.46/x
  3. Step 3: Cross multiply
    81,692,648.46x = 112,734,461.61 × 44,523,368.46
  4. Step 4: Simplify right side
    81,692,648.46x = 5,019,317,972,401,755
  5. Step 5: Solve for x
    x = 5,019,317,972,401,755/81,692,648.46
  6. Step 6: Final answer
    x = 61,441,489.13

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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.