Home / 81,791,077.72-112,872,053.35-44,621,245.35

Finding the Fourth Proportional to 81,791,077.72, 112,872,053.35 and 44,621,245.35

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Solution

The fourth proportional to 81,791,077.72, 112,872,053.35 and 44,621,245.35 is: 61,577,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,791,077.72 : 112,872,053.35 = 44,621,245.35 : x
  2. Step 2: Convert to fraction form
    81,791,077.72/112,872,053.35 = 44,621,245.35/x
  3. Step 3: Cross multiply
    81,791,077.72x = 112,872,053.35 × 44,621,245.35
  4. Step 4: Simplify right side
    81,791,077.72x = 5,036,491,585,490,049
  5. Step 5: Solve for x
    x = 5,036,491,585,490,049/81,791,077.72
  6. Step 6: Final answer
    x = 61,577,518.31

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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.