Home / 10,859,930.66-16,267,851.02-8,453,880.74

Finding the Fourth Proportional to 10,859,930.66, 16,267,851.02 and 8,453,880.74

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Solution

The fourth proportional to 10,859,930.66, 16,267,851.02 and 8,453,880.74 is: 12,663,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859,930.66 : 16,267,851.02 = 8,453,880.74 : x
  2. Step 2: Convert to fraction form
    10,859,930.66/16,267,851.02 = 8,453,880.74/x
  3. Step 3: Cross multiply
    10,859,930.66x = 16,267,851.02 × 8,453,880.74
  4. Step 4: Simplify right side
    10,859,930.66x = 137,526,472,358,962.80
  5. Step 5: Solve for x
    x = 137,526,472,358,962.80/10,859,930.66
  6. Step 6: Final answer
    x = 12,663,660.27

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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.