Home / 6,388,848.90-9,578,546.55-3,019,119.30

Finding the Fourth Proportional to 6,388,848.90, 9,578,546.55 and 3,019,119.30

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Solution

The fourth proportional to 6,388,848.90, 9,578,546.55 and 3,019,119.30 is: 4,526,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,848.90 : 9,578,546.55 = 3,019,119.30 : x
  2. Step 2: Convert to fraction form
    6,388,848.90/9,578,546.55 = 3,019,119.30/x
  3. Step 3: Cross multiply
    6,388,848.90x = 9,578,546.55 × 3,019,119.30
  4. Step 4: Simplify right side
    6,388,848.90x = 28,918,774,755,053.41
  5. Step 5: Solve for x
    x = 28,918,774,755,053.41/6,388,848.90
  6. Step 6: Final answer
    x = 4,526,445.25

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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.