Home / 6,911,006.40-10,366,509.60-3,072,821.40

Finding the Fourth Proportional to 6,911,006.40, 10,366,509.60 and 3,072,821.40

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Solution

The fourth proportional to 6,911,006.40, 10,366,509.60 and 3,072,821.40 is: 4,609,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,006.40 : 10,366,509.60 = 3,072,821.40 : x
  2. Step 2: Convert to fraction form
    6,911,006.40/10,366,509.60 = 3,072,821.40/x
  3. Step 3: Cross multiply
    6,911,006.40x = 10,366,509.60 × 3,072,821.40
  4. Step 4: Simplify right side
    6,911,006.40x = 31,854,432,542,185.44
  5. Step 5: Solve for x
    x = 31,854,432,542,185.44/6,911,006.40
  6. Step 6: Final answer
    x = 4,609,232.10

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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.