Home / 8,731,285.74-12,049,537.35-4,863,805.86

Finding the Fourth Proportional to 8,731,285.74, 12,049,537.35 and 4,863,805.86

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Solution

The fourth proportional to 8,731,285.74, 12,049,537.35 and 4,863,805.86 is: 6,712,254.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,285.74 : 12,049,537.35 = 4,863,805.86 : x
  2. Step 2: Convert to fraction form
    8,731,285.74/12,049,537.35 = 4,863,805.86/x
  3. Step 3: Cross multiply
    8,731,285.74x = 12,049,537.35 × 4,863,805.86
  4. Step 4: Simplify right side
    8,731,285.74x = 58,606,610,373,218.88
  5. Step 5: Solve for x
    x = 58,606,610,373,218.88/8,731,285.74
  6. Step 6: Final answer
    x = 6,712,254.31

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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.