Home / 18,208,667.37-25,127,663.36-9,948,551.43

Finding the Fourth Proportional to 18,208,667.37, 25,127,663.36 and 9,948,551.43

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Solution

The fourth proportional to 18,208,667.37, 25,127,663.36 and 9,948,551.43 is: 13,728,838.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,667.37 : 25,127,663.36 = 9,948,551.43 : x
  2. Step 2: Convert to fraction form
    18,208,667.37/25,127,663.36 = 9,948,551.43/x
  3. Step 3: Cross multiply
    18,208,667.37x = 25,127,663.36 × 9,948,551.43
  4. Step 4: Simplify right side
    18,208,667.37x = 249,983,851,202,943.84
  5. Step 5: Solve for x
    x = 249,983,851,202,943.84/18,208,667.37
  6. Step 6: Final answer
    x = 13,728,838.37

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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.