Home / 10,288,612.25-15,431,416.13-3,000,113.45

Finding the Fourth Proportional to 10,288,612.25, 15,431,416.13 and 3,000,113.45

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Solution

The fourth proportional to 10,288,612.25, 15,431,416.13 and 3,000,113.45 is: 4,499,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288,612.25 : 15,431,416.13 = 3,000,113.45 : x
  2. Step 2: Convert to fraction form
    10,288,612.25/15,431,416.13 = 3,000,113.45/x
  3. Step 3: Cross multiply
    10,288,612.25x = 15,431,416.13 × 3,000,113.45
  4. Step 4: Simplify right side
    10,288,612.25x = 46,295,999,084,159.95
  5. Step 5: Solve for x
    x = 46,295,999,084,159.95/10,288,612.25
  6. Step 6: Final answer
    x = 4,499,732.13

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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.