Home / 10,424,076.88-15,640,401.01-4,585,256.40

Finding the Fourth Proportional to 10,424,076.88, 15,640,401.01 and 4,585,256.40

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Solution

The fourth proportional to 10,424,076.88, 15,640,401.01 and 4,585,256.40 is: 6,879,769.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424,076.88 : 15,640,401.01 = 4,585,256.40 : x
  2. Step 2: Convert to fraction form
    10,424,076.88/15,640,401.01 = 4,585,256.40/x
  3. Step 3: Cross multiply
    10,424,076.88x = 15,640,401.01 × 4,585,256.40
  4. Step 4: Simplify right side
    10,424,076.88x = 71,715,248,780,032.22
  5. Step 5: Solve for x
    x = 71,715,248,780,032.22/10,424,076.88
  6. Step 6: Final answer
    x = 6,879,769.75

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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.