Home / 18,985,130.76-26,199,481.31-10,283,303.37

Finding the Fourth Proportional to 18,985,130.76, 26,199,481.31 and 10,283,303.37

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Solution

The fourth proportional to 18,985,130.76, 26,199,481.31 and 10,283,303.37 is: 14,190,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,985,130.76 : 26,199,481.31 = 10,283,303.37 : x
  2. Step 2: Convert to fraction form
    18,985,130.76/26,199,481.31 = 10,283,303.37/x
  3. Step 3: Cross multiply
    18,985,130.76x = 26,199,481.31 × 10,283,303.37
  4. Step 4: Simplify right side
    18,985,130.76x = 269,417,214,447,374.97
  5. Step 5: Solve for x
    x = 269,417,214,447,374.97/18,985,130.76
  6. Step 6: Final answer
    x = 14,190,959.12

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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.