Home / 13,595,638.08-18,762,654.24-7,484,001.60

Finding the Fourth Proportional to 13,595,638.08, 18,762,654.24 and 7,484,001.60

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Solution

The fourth proportional to 13,595,638.08, 18,762,654.24 and 7,484,001.60 is: 10,328,293.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595,638.08 : 18,762,654.24 = 7,484,001.60 : x
  2. Step 2: Convert to fraction form
    13,595,638.08/18,762,654.24 = 7,484,001.60/x
  3. Step 3: Cross multiply
    13,595,638.08x = 18,762,654.24 × 7,484,001.60
  4. Step 4: Simplify right side
    13,595,638.08x = 140,419,734,352,406.77
  5. Step 5: Solve for x
    x = 140,419,734,352,406.77/13,595,638.08
  6. Step 6: Final answer
    x = 10,328,293.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.