Home / 9,182,720.80-13,773,643.80-3,116,857.60

Finding the Fourth Proportional to 9,182,720.80, 13,773,643.80 and 3,116,857.60

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Solution

The fourth proportional to 9,182,720.80, 13,773,643.80 and 3,116,857.60 is: 4,675,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182,720.80 : 13,773,643.80 = 3,116,857.60 : x
  2. Step 2: Convert to fraction form
    9,182,720.80/13,773,643.80 = 3,116,857.60/x
  3. Step 3: Cross multiply
    9,182,720.80x = 13,773,643.80 × 3,116,857.60
  4. Step 4: Simplify right side
    9,182,720.80x = 42,930,486,357,722.88
  5. Step 5: Solve for x
    x = 42,930,486,357,722.88/9,182,720.80
  6. Step 6: Final answer
    x = 4,675,137.93

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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.