Home / 14,274,011.21-19,698,155.40-7,747,642.01

Finding the Fourth Proportional to 14,274,011.21, 19,698,155.40 and 7,747,642.01

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Solution

The fourth proportional to 14,274,011.21, 19,698,155.40 and 7,747,642.01 is: 10,691,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274,011.21 : 19,698,155.40 = 7,747,642.01 : x
  2. Step 2: Convert to fraction form
    14,274,011.21/19,698,155.40 = 7,747,642.01/x
  3. Step 3: Cross multiply
    14,274,011.21x = 19,698,155.40 × 7,747,642.01
  4. Step 4: Simplify right side
    14,274,011.21x = 152,614,256,198,057.56
  5. Step 5: Solve for x
    x = 152,614,256,198,057.56/14,274,011.21
  6. Step 6: Final answer
    x = 10,691,756.79

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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.