Home / 8,865,000.86-12,233,173.84-5,143,543.54

Finding the Fourth Proportional to 8,865,000.86, 12,233,173.84 and 5,143,543.54

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Solution

The fourth proportional to 8,865,000.86, 12,233,173.84 and 5,143,543.54 is: 7,097,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,000.86 : 12,233,173.84 = 5,143,543.54 : x
  2. Step 2: Convert to fraction form
    8,865,000.86/12,233,173.84 = 5,143,543.54/x
  3. Step 3: Cross multiply
    8,865,000.86x = 12,233,173.84 × 5,143,543.54
  4. Step 4: Simplify right side
    8,865,000.86x = 62,921,862,234,987.20
  5. Step 5: Solve for x
    x = 62,921,862,234,987.20/8,865,000.86
  6. Step 6: Final answer
    x = 7,097,784.11

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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.