Home / 7,666,647.98-11,500,072.13-2,549,077.87

Finding the Fourth Proportional to 7,666,647.98, 11,500,072.13 and 2,549,077.87

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Solution

The fourth proportional to 7,666,647.98, 11,500,072.13 and 2,549,077.87 is: 3,823,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,647.98 : 11,500,072.13 = 2,549,077.87 : x
  2. Step 2: Convert to fraction form
    7,666,647.98/11,500,072.13 = 2,549,077.87/x
  3. Step 3: Cross multiply
    7,666,647.98x = 11,500,072.13 × 2,549,077.87
  4. Step 4: Simplify right side
    7,666,647.98x = 29,314,579,323,365.10
  5. Step 5: Solve for x
    x = 29,314,579,323,365.10/7,666,647.98
  6. Step 6: Final answer
    x = 3,823,650.10

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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.