Home / 5,342,661.40-8,013,992.10-4,679,109.40

Finding the Fourth Proportional to 5,342,661.40, 8,013,992.10 and 4,679,109.40

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Solution

The fourth proportional to 5,342,661.40, 8,013,992.10 and 4,679,109.40 is: 7,018,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342,661.40 : 8,013,992.10 = 4,679,109.40 : x
  2. Step 2: Convert to fraction form
    5,342,661.40/8,013,992.10 = 4,679,109.40/x
  3. Step 3: Cross multiply
    5,342,661.40x = 8,013,992.10 × 4,679,109.40
  4. Step 4: Simplify right side
    5,342,661.40x = 37,498,345,766,635.74
  5. Step 5: Solve for x
    x = 37,498,345,766,635.74/5,342,661.40
  6. Step 6: Final answer
    x = 7,018,664.10

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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.