Home / 14,593,342.95-20,138,185.39-7,977,805.52

Finding the Fourth Proportional to 14,593,342.95, 20,138,185.39 and 7,977,805.52

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Solution

The fourth proportional to 14,593,342.95, 20,138,185.39 and 7,977,805.52 is: 11,009,028.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,593,342.95 : 20,138,185.39 = 7,977,805.52 : x
  2. Step 2: Convert to fraction form
    14,593,342.95/20,138,185.39 = 7,977,805.52/x
  3. Step 3: Cross multiply
    14,593,342.95x = 20,138,185.39 × 7,977,805.52
  4. Step 4: Simplify right side
    14,593,342.95x = 160,658,526,567,125.34
  5. Step 5: Solve for x
    x = 160,658,526,567,125.34/14,593,342.95
  6. Step 6: Final answer
    x = 11,009,028.37

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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.