Home / 64,009,819.09-88,334,100.89-36,509,139.73

Finding the Fourth Proportional to 64,009,819.09, 88,334,100.89 and 36,509,139.73

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Solution

The fourth proportional to 64,009,819.09, 88,334,100.89 and 36,509,139.73 is: 50,382,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,009,819.09 : 88,334,100.89 = 36,509,139.73 : x
  2. Step 2: Convert to fraction form
    64,009,819.09/88,334,100.89 = 36,509,139.73/x
  3. Step 3: Cross multiply
    64,009,819.09x = 88,334,100.89 × 36,509,139.73
  4. Step 4: Simplify right side
    64,009,819.09x = 3,225,002,032,316,927
  5. Step 5: Solve for x
    x = 3,225,002,032,316,927/64,009,819.09
  6. Step 6: Final answer
    x = 50,382,926.84

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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.