Home / 14,251,117.20-19,666,014.84-7,724,606.56

Finding the Fourth Proportional to 14,251,117.20, 19,666,014.84 and 7,724,606.56

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Solution

The fourth proportional to 14,251,117.20, 19,666,014.84 and 7,724,606.56 is: 10,659,671.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251,117.20 : 19,666,014.84 = 7,724,606.56 : x
  2. Step 2: Convert to fraction form
    14,251,117.20/19,666,014.84 = 7,724,606.56/x
  3. Step 3: Cross multiply
    14,251,117.20x = 19,666,014.84 × 7,724,606.56
  4. Step 4: Simplify right side
    14,251,117.20x = 151,912,227,242,121.34
  5. Step 5: Solve for x
    x = 151,912,227,242,121.34/14,251,117.20
  6. Step 6: Final answer
    x = 10,659,671.46

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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.