Home / 53,392,647-79,402,124.67-51,692,018.52

Finding the Fourth Proportional to 53,392,647, 79,402,124.67 and 51,692,018.52

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Solution

The fourth proportional to 53,392,647, 79,402,124.67 and 51,692,018.52 is: 76,873,058.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,392,647 : 79,402,124.67 = 51,692,018.52 : x
  2. Step 2: Convert to fraction form
    53,392,647/79,402,124.67 = 51,692,018.52/x
  3. Step 3: Cross multiply
    53,392,647x = 79,402,124.67 × 51,692,018.52
  4. Step 4: Simplify right side
    53,392,647x = 4,104,456,098,968,989
  5. Step 5: Solve for x
    x = 4,104,456,098,968,989/53,392,647
  6. Step 6: Final answer
    x = 76,873,058.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.