Home / 8,688,417.81-13,034,733.77-2,622,787.44

Finding the Fourth Proportional to 8,688,417.81, 13,034,733.77 and 2,622,787.44

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Solution

The fourth proportional to 8,688,417.81, 13,034,733.77 and 2,622,787.44 is: 3,934,817.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,417.81 : 13,034,733.77 = 2,622,787.44 : x
  2. Step 2: Convert to fraction form
    8,688,417.81/13,034,733.77 = 2,622,787.44/x
  3. Step 3: Cross multiply
    8,688,417.81x = 13,034,733.77 × 2,622,787.44
  4. Step 4: Simplify right side
    8,688,417.81x = 34,187,336,035,172.75
  5. Step 5: Solve for x
    x = 34,187,336,035,172.75/8,688,417.81
  6. Step 6: Final answer
    x = 3,934,817.22

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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.