Home / 6,147,072.90-9,212,736.15-4,720,055.40

Finding the Fourth Proportional to 6,147,072.90, 9,212,736.15 and 4,720,055.40

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Solution

The fourth proportional to 6,147,072.90, 9,212,736.15 and 4,720,055.40 is: 7,074,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147,072.90 : 9,212,736.15 = 4,720,055.40 : x
  2. Step 2: Convert to fraction form
    6,147,072.90/9,212,736.15 = 4,720,055.40/x
  3. Step 3: Cross multiply
    6,147,072.90x = 9,212,736.15 × 4,720,055.40
  4. Step 4: Simplify right side
    6,147,072.90x = 43,484,625,013,582.72
  5. Step 5: Solve for x
    x = 43,484,625,013,582.72/6,147,072.90
  6. Step 6: Final answer
    x = 7,074,037.63

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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.