Home / 19,422,466.80-29,129,617.80-9,828,826.80

Finding the Fourth Proportional to 19,422,466.80, 29,129,617.80 and 9,828,826.80

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Solution

The fourth proportional to 19,422,466.80, 29,129,617.80 and 9,828,826.80 is: 14,741,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,466.80 : 29,129,617.80 = 9,828,826.80 : x
  2. Step 2: Convert to fraction form
    19,422,466.80/29,129,617.80 = 9,828,826.80/x
  3. Step 3: Cross multiply
    19,422,466.80x = 29,129,617.80 × 9,828,826.80
  4. Step 4: Simplify right side
    19,422,466.80x = 286,309,968,106,397.06
  5. Step 5: Solve for x
    x = 286,309,968,106,397.06/19,422,466.80
  6. Step 6: Final answer
    x = 14,741,174.28

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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.