Home / 8,663,032.08-12,990,174.12-5,069,878.56

Finding the Fourth Proportional to 8,663,032.08, 12,990,174.12 and 5,069,878.56

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Solution

The fourth proportional to 8,663,032.08, 12,990,174.12 and 5,069,878.56 is: 7,602,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,663,032.08 : 12,990,174.12 = 5,069,878.56 : x
  2. Step 2: Convert to fraction form
    8,663,032.08/12,990,174.12 = 5,069,878.56/x
  3. Step 3: Cross multiply
    8,663,032.08x = 12,990,174.12 × 5,069,878.56
  4. Step 4: Simplify right side
    8,663,032.08x = 65,858,605,261,654.86
  5. Step 5: Solve for x
    x = 65,858,605,261,654.86/8,663,032.08
  6. Step 6: Final answer
    x = 7,602,258.04

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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.