Home / 13,556,657.32-20,338,427.06-6,275,365.62

Finding the Fourth Proportional to 13,556,657.32, 20,338,427.06 and 6,275,365.62

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Solution

The fourth proportional to 13,556,657.32, 20,338,427.06 and 6,275,365.62 is: 9,414,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,657.32 : 20,338,427.06 = 6,275,365.62 : x
  2. Step 2: Convert to fraction form
    13,556,657.32/20,338,427.06 = 6,275,365.62/x
  3. Step 3: Cross multiply
    13,556,657.32x = 20,338,427.06 × 6,275,365.62
  4. Step 4: Simplify right side
    13,556,657.32x = 127,631,065,937,201.67
  5. Step 5: Solve for x
    x = 127,631,065,937,201.67/13,556,657.32
  6. Step 6: Final answer
    x = 9,414,641.30

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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.