Home / 8,665,282.31-12,977,292.80-5,014,315.71

Finding the Fourth Proportional to 8,665,282.31, 12,977,292.80 and 5,014,315.71

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Solution

The fourth proportional to 8,665,282.31, 12,977,292.80 and 5,014,315.71 is: 7,509,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,282.31 : 12,977,292.80 = 5,014,315.71 : x
  2. Step 2: Convert to fraction form
    8,665,282.31/12,977,292.80 = 5,014,315.71/x
  3. Step 3: Cross multiply
    8,665,282.31x = 12,977,292.80 × 5,014,315.71
  4. Step 4: Simplify right side
    8,665,282.31x = 65,072,243,135,238.30
  5. Step 5: Solve for x
    x = 65,072,243,135,238.30/8,665,282.31
  6. Step 6: Final answer
    x = 7,509,535.27

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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.