Home / 19,745,125.80-29,605,878.90-10,179,187.80

Finding the Fourth Proportional to 19,745,125.80, 29,605,878.90 and 10,179,187.80

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Solution

The fourth proportional to 19,745,125.80, 29,605,878.90 and 10,179,187.80 is: 15,262,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,745,125.80 : 29,605,878.90 = 10,179,187.80 : x
  2. Step 2: Convert to fraction form
    19,745,125.80/29,605,878.90 = 10,179,187.80/x
  3. Step 3: Cross multiply
    19,745,125.80x = 29,605,878.90 × 10,179,187.80
  4. Step 4: Simplify right side
    19,745,125.80x = 301,363,801,307,157.44
  5. Step 5: Solve for x
    x = 301,363,801,307,157.44/19,745,125.80
  6. Step 6: Final answer
    x = 15,262,693.40

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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.