Home / 13,666,948.64-18,859,441.92-7,554,896

Finding the Fourth Proportional to 13,666,948.64, 18,859,441.92 and 7,554,896

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Solution

The fourth proportional to 13,666,948.64, 18,859,441.92 and 7,554,896 is: 10,425,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,666,948.64 : 18,859,441.92 = 7,554,896 : x
  2. Step 2: Convert to fraction form
    13,666,948.64/18,859,441.92 = 7,554,896/x
  3. Step 3: Cross multiply
    13,666,948.64x = 18,859,441.92 × 7,554,896
  4. Step 4: Simplify right side
    13,666,948.64x = 142,481,122,323,640.34
  5. Step 5: Solve for x
    x = 142,481,122,323,640.34/13,666,948.64
  6. Step 6: Final answer
    x = 10,425,232.88

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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.