Home / 7,433,138.87-11,148,422.75-1,968,312.30

Finding the Fourth Proportional to 7,433,138.87, 11,148,422.75 and 1,968,312.30

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Solution

The fourth proportional to 7,433,138.87, 11,148,422.75 and 1,968,312.30 is: 2,952,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433,138.87 : 11,148,422.75 = 1,968,312.30 : x
  2. Step 2: Convert to fraction form
    7,433,138.87/11,148,422.75 = 1,968,312.30/x
  3. Step 3: Cross multiply
    7,433,138.87x = 11,148,422.75 × 1,968,312.30
  4. Step 4: Simplify right side
    7,433,138.87x = 21,943,577,649,095.46
  5. Step 5: Solve for x
    x = 21,943,577,649,095.46/7,433,138.87
  6. Step 6: Final answer
    x = 2,952,128.04

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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.