Home / 10,287,392.85-15,433,651.71-7,260,665.04

Finding the Fourth Proportional to 10,287,392.85, 15,433,651.71 and 7,260,665.04

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Solution

The fourth proportional to 10,287,392.85, 15,433,651.71 and 7,260,665.04 is: 10,892,806.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287,392.85 : 15,433,651.71 = 7,260,665.04 : x
  2. Step 2: Convert to fraction form
    10,287,392.85/15,433,651.71 = 7,260,665.04/x
  3. Step 3: Cross multiply
    10,287,392.85x = 15,433,651.71 × 7,260,665.04
  4. Step 4: Simplify right side
    10,287,392.85x = 112,058,575,410,333.22
  5. Step 5: Solve for x
    x = 112,058,575,410,333.22/10,287,392.85
  6. Step 6: Final answer
    x = 10,892,806.08

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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.