Home / 81,597,349.04-112,607,105.31-44,429,070.78

Finding the Fourth Proportional to 81,597,349.04, 112,607,105.31 and 44,429,070.78

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Solution

The fourth proportional to 81,597,349.04, 112,607,105.31 and 44,429,070.78 is: 61,313,622.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,597,349.04 : 112,607,105.31 = 44,429,070.78 : x
  2. Step 2: Convert to fraction form
    81,597,349.04/112,607,105.31 = 44,429,070.78/x
  3. Step 3: Cross multiply
    81,597,349.04x = 112,607,105.31 × 44,429,070.78
  4. Step 4: Simplify right side
    81,597,349.04x = 5,003,029,052,148,904
  5. Step 5: Solve for x
    x = 5,003,029,052,148,904/81,597,349.04
  6. Step 6: Final answer
    x = 61,313,622.46

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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.