Home / 22,243,856.40-33,365,784.60-7,883,139.60

Finding the Fourth Proportional to 22,243,856.40, 33,365,784.60 and 7,883,139.60

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Solution

The fourth proportional to 22,243,856.40, 33,365,784.60 and 7,883,139.60 is: 11,824,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,243,856.40 : 33,365,784.60 = 7,883,139.60 : x
  2. Step 2: Convert to fraction form
    22,243,856.40/33,365,784.60 = 7,883,139.60/x
  3. Step 3: Cross multiply
    22,243,856.40x = 33,365,784.60 × 7,883,139.60
  4. Step 4: Simplify right side
    22,243,856.40x = 263,027,137,865,330.16
  5. Step 5: Solve for x
    x = 263,027,137,865,330.16/22,243,856.40
  6. Step 6: Final answer
    x = 11,824,709.40

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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.