Home / 81,580,079.50-112,577,061.49-44,409,586.03

Finding the Fourth Proportional to 81,580,079.50, 112,577,061.49 and 44,409,586.03

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Solution

The fourth proportional to 81,580,079.50, 112,577,061.49 and 44,409,586.03 is: 61,283,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,580,079.50 : 112,577,061.49 = 44,409,586.03 : x
  2. Step 2: Convert to fraction form
    81,580,079.50/112,577,061.49 = 44,409,586.03/x
  3. Step 3: Cross multiply
    81,580,079.50x = 112,577,061.49 × 44,409,586.03
  4. Step 4: Simplify right side
    81,580,079.50x = 4,999,500,696,852,289
  5. Step 5: Solve for x
    x = 4,999,500,696,852,289/81,580,079.50
  6. Step 6: Final answer
    x = 61,283,351.62

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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.