Home / 6,911,040.40-10,366,560.60-3,072,855.40

Finding the Fourth Proportional to 6,911,040.40, 10,366,560.60 and 3,072,855.40

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Solution

The fourth proportional to 6,911,040.40, 10,366,560.60 and 3,072,855.40 is: 4,609,283.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,040.40 : 10,366,560.60 = 3,072,855.40 : x
  2. Step 2: Convert to fraction form
    6,911,040.40/10,366,560.60 = 3,072,855.40/x
  3. Step 3: Cross multiply
    6,911,040.40x = 10,366,560.60 × 3,072,855.40
  4. Step 4: Simplify right side
    6,911,040.40x = 31,854,941,719,137.24
  5. Step 5: Solve for x
    x = 31,854,941,719,137.24/6,911,040.40
  6. Step 6: Final answer
    x = 4,609,283.10

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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.