Home / 81,445,710.42-112,394,072.61-44,775,960.66

Finding the Fourth Proportional to 81,445,710.42, 112,394,072.61 and 44,775,960.66

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Solution

The fourth proportional to 81,445,710.42, 112,394,072.61 and 44,775,960.66 is: 61,790,271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,445,710.42 : 112,394,072.61 = 44,775,960.66 : x
  2. Step 2: Convert to fraction form
    81,445,710.42/112,394,072.61 = 44,775,960.66/x
  3. Step 3: Cross multiply
    81,445,710.42x = 112,394,072.61 × 44,775,960.66
  4. Step 4: Simplify right side
    81,445,710.42x = 5,032,552,573,602,543
  5. Step 5: Solve for x
    x = 5,032,552,573,602,543/81,445,710.42
  6. Step 6: Final answer
    x = 61,790,271.67

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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.