Home / 13,308,056.60-19,924,760.10-12,934,808.60

Finding the Fourth Proportional to 13,308,056.60, 19,924,760.10 and 12,934,808.60

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Solution

The fourth proportional to 13,308,056.60, 19,924,760.10 and 12,934,808.60 is: 19,365,934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,056.60 : 19,924,760.10 = 12,934,808.60 : x
  2. Step 2: Convert to fraction form
    13,308,056.60/19,924,760.10 = 12,934,808.60/x
  3. Step 3: Cross multiply
    13,308,056.60x = 19,924,760.10 × 12,934,808.60
  4. Step 4: Simplify right side
    13,308,056.60x = 257,722,958,294,416.88
  5. Step 5: Solve for x
    x = 257,722,958,294,416.88/13,308,056.60
  6. Step 6: Final answer
    x = 19,365,934.94

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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.