Home / 13,365,565.29-20,056,781.58-5,689,197.87

Finding the Fourth Proportional to 13,365,565.29, 20,056,781.58 and 5,689,197.87

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Solution

The fourth proportional to 13,365,565.29, 20,056,781.58 and 5,689,197.87 is: 8,537,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,565.29 : 20,056,781.58 = 5,689,197.87 : x
  2. Step 2: Convert to fraction form
    13,365,565.29/20,056,781.58 = 5,689,197.87/x
  3. Step 3: Cross multiply
    13,365,565.29x = 20,056,781.58 × 5,689,197.87
  4. Step 4: Simplify right side
    13,365,565.29x = 114,106,998,915,261.34
  5. Step 5: Solve for x
    x = 114,106,998,915,261.34/13,365,565.29
  6. Step 6: Final answer
    x = 8,537,386.67

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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.