Home / 9,787,856.20-14,681,784.30-9,619,894.60

Finding the Fourth Proportional to 9,787,856.20, 14,681,784.30 and 9,619,894.60

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Solution

The fourth proportional to 9,787,856.20, 14,681,784.30 and 9,619,894.60 is: 14,429,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,856.20 : 14,681,784.30 = 9,619,894.60 : x
  2. Step 2: Convert to fraction form
    9,787,856.20/14,681,784.30 = 9,619,894.60/x
  3. Step 3: Cross multiply
    9,787,856.20x = 14,681,784.30 × 9,619,894.60
  4. Step 4: Simplify right side
    9,787,856.20x = 141,237,217,505,934.78
  5. Step 5: Solve for x
    x = 141,237,217,505,934.78/9,787,856.20
  6. Step 6: Final answer
    x = 14,429,841.90

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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.