Home / 81,706,958.02-112,752,208.59-44,536,420.49

Finding the Fourth Proportional to 81,706,958.02, 112,752,208.59 and 44,536,420.49

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Solution

The fourth proportional to 81,706,958.02, 112,752,208.59 and 44,536,420.49 is: 61,458,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,706,958.02 : 112,752,208.59 = 44,536,420.49 : x
  2. Step 2: Convert to fraction form
    81,706,958.02/112,752,208.59 = 44,536,420.49/x
  3. Step 3: Cross multiply
    81,706,958.02x = 112,752,208.59 × 44,536,420.49
  4. Step 4: Simplify right side
    81,706,958.02x = 5,021,579,772,940,430
  5. Step 5: Solve for x
    x = 5,021,579,772,940,430/81,706,958.02
  6. Step 6: Final answer
    x = 61,458,410.58

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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.