Home / 64,062,828.47-88,415,499.03-39,278,632.34

Finding the Fourth Proportional to 64,062,828.47, 88,415,499.03 and 39,278,632.34

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Solution

The fourth proportional to 64,062,828.47, 88,415,499.03 and 39,278,632.34 is: 54,209,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,062,828.47 : 88,415,499.03 = 39,278,632.34 : x
  2. Step 2: Convert to fraction form
    64,062,828.47/88,415,499.03 = 39,278,632.34/x
  3. Step 3: Cross multiply
    64,062,828.47x = 88,415,499.03 × 39,278,632.34
  4. Step 4: Simplify right side
    64,062,828.47x = 3,472,839,879,556,997
  5. Step 5: Solve for x
    x = 3,472,839,879,556,997/64,062,828.47
  6. Step 6: Final answer
    x = 54,209,905.53

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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.