Home / 9,787,876.20-14,681,814.30-9,619,914.60

Finding the Fourth Proportional to 9,787,876.20, 14,681,814.30 and 9,619,914.60

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Solution

The fourth proportional to 9,787,876.20, 14,681,814.30 and 9,619,914.60 is: 14,429,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,876.20 : 14,681,814.30 = 9,619,914.60 : x
  2. Step 2: Convert to fraction form
    9,787,876.20/14,681,814.30 = 9,619,914.60/x
  3. Step 3: Cross multiply
    9,787,876.20x = 14,681,814.30 × 9,619,914.60
  4. Step 4: Simplify right side
    9,787,876.20x = 141,237,799,739,058.78
  5. Step 5: Solve for x
    x = 141,237,799,739,058.78/9,787,876.20
  6. Step 6: Final answer
    x = 14,429,871.90

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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.