Home / 13,257,101.90-19,885,664.02-6,338,953.56

Finding the Fourth Proportional to 13,257,101.90, 19,885,664.02 and 6,338,953.56

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Solution

The fourth proportional to 13,257,101.90, 19,885,664.02 and 6,338,953.56 is: 9,508,435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257,101.90 : 19,885,664.02 = 6,338,953.56 : x
  2. Step 2: Convert to fraction form
    13,257,101.90/19,885,664.02 = 6,338,953.56/x
  3. Step 3: Cross multiply
    13,257,101.90x = 19,885,664.02 × 6,338,953.56
  4. Step 4: Simplify right side
    13,257,101.90x = 126,054,300,732,542.91
  5. Step 5: Solve for x
    x = 126,054,300,732,542.91/13,257,101.90
  6. Step 6: Final answer
    x = 9,508,435.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.