Home / 81,670,910.74-112,704,522.44-44,501,631.98

Finding the Fourth Proportional to 81,670,910.74, 112,704,522.44 and 44,501,631.98

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Solution

The fourth proportional to 81,670,910.74, 112,704,522.44 and 44,501,631.98 is: 61,411,525.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,670,910.74 : 112,704,522.44 = 44,501,631.98 : x
  2. Step 2: Convert to fraction form
    81,670,910.74/112,704,522.44 = 44,501,631.98/x
  3. Step 3: Cross multiply
    81,670,910.74x = 112,704,522.44 × 44,501,631.98
  4. Step 4: Simplify right side
    81,670,910.74x = 5,015,535,180,106,531
  5. Step 5: Solve for x
    x = 5,015,535,180,106,531/81,670,910.74
  6. Step 6: Final answer
    x = 61,411,525.04

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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.