Home / 17,362,488.81-23,955,347.93-13,679,989.05

Finding the Fourth Proportional to 17,362,488.81, 23,955,347.93 and 13,679,989.05

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Solution

The fourth proportional to 17,362,488.81, 23,955,347.93 and 13,679,989.05 is: 18,874,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,362,488.81 : 23,955,347.93 = 13,679,989.05 : x
  2. Step 2: Convert to fraction form
    17,362,488.81/23,955,347.93 = 13,679,989.05/x
  3. Step 3: Cross multiply
    17,362,488.81x = 23,955,347.93 × 13,679,989.05
  4. Step 4: Simplify right side
    17,362,488.81x = 327,708,897,302,940.25
  5. Step 5: Solve for x
    x = 327,708,897,302,940.25/17,362,488.81
  6. Step 6: Final answer
    x = 18,874,534.69

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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.