Home / 19,532,804.69-26,949,773.00-15,389,992.46

Finding the Fourth Proportional to 19,532,804.69, 26,949,773.00 and 15,389,992.46

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Solution

The fourth proportional to 19,532,804.69, 26,949,773.00 and 15,389,992.46 is: 21,233,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,532,804.69 : 26,949,773.00 = 15,389,992.46 : x
  2. Step 2: Convert to fraction form
    19,532,804.69/26,949,773.00 = 15,389,992.46/x
  3. Step 3: Cross multiply
    19,532,804.69x = 26,949,773.00 × 15,389,992.46
  4. Step 4: Simplify right side
    19,532,804.69x = 414,756,803,374,561
  5. Step 5: Solve for x
    x = 414,756,803,374,561/19,532,804.69
  6. Step 6: Final answer
    x = 21,233,858.11

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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.