Home / 8,143,675.10-12,211,783.31-4,862,519.10

Finding the Fourth Proportional to 8,143,675.10, 12,211,783.31 and 4,862,519.10

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Solution

The fourth proportional to 8,143,675.10, 12,211,783.31 and 4,862,519.10 is: 7,291,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,675.10 : 12,211,783.31 = 4,862,519.10 : x
  2. Step 2: Convert to fraction form
    8,143,675.10/12,211,783.31 = 4,862,519.10/x
  3. Step 3: Cross multiply
    8,143,675.10x = 12,211,783.31 × 4,862,519.10
  4. Step 4: Simplify right side
    8,143,675.10x = 59,380,029,602,092.52
  5. Step 5: Solve for x
    x = 59,380,029,602,092.52/8,143,675.10
  6. Step 6: Final answer
    x = 7,291,551.90

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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.