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Finding the Fourth Proportional to 13,594,214.60, 20,402,475.60 and 13,487,926.40

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Solution

The fourth proportional to 13,594,214.60, 20,402,475.60 and 13,487,926.40 is: 20,242,956.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,214.60 : 20,402,475.60 = 13,487,926.40 : x
  2. Step 2: Convert to fraction form
    13,594,214.60/20,402,475.60 = 13,487,926.40/x
  3. Step 3: Cross multiply
    13,594,214.60x = 20,402,475.60 × 13,487,926.40
  4. Step 4: Simplify right side
    13,594,214.60x = 275,187,089,270,595.88
  5. Step 5: Solve for x
    x = 275,187,089,270,595.88/13,594,214.60
  6. Step 6: Final answer
    x = 20,242,956.09

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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.