Home / 19,325,763.67-28,987,888.91-6,546,268.36

Finding the Fourth Proportional to 19,325,763.67, 28,987,888.91 and 6,546,268.36

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Solution

The fourth proportional to 19,325,763.67, 28,987,888.91 and 6,546,268.36 is: 9,819,146.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325,763.67 : 28,987,888.91 = 6,546,268.36 : x
  2. Step 2: Convert to fraction form
    19,325,763.67/28,987,888.91 = 6,546,268.36/x
  3. Step 3: Cross multiply
    19,325,763.67x = 28,987,888.91 × 6,546,268.36
  4. Step 4: Simplify right side
    19,325,763.67x = 189,762,499,849,788.47
  5. Step 5: Solve for x
    x = 189,762,499,849,788.47/19,325,763.67
  6. Step 6: Final answer
    x = 9,819,146.25

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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.