Home / 12,455,669.34-17,188,834.50-6,949,045.32

Finding the Fourth Proportional to 12,455,669.34, 17,188,834.50 and 6,949,045.32

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Solution

The fourth proportional to 12,455,669.34, 17,188,834.50 and 6,949,045.32 is: 9,589,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,669.34 : 17,188,834.50 = 6,949,045.32 : x
  2. Step 2: Convert to fraction form
    12,455,669.34/17,188,834.50 = 6,949,045.32/x
  3. Step 3: Cross multiply
    12,455,669.34x = 17,188,834.50 × 6,949,045.32
  4. Step 4: Simplify right side
    12,455,669.34x = 119,445,989,938,479.55
  5. Step 5: Solve for x
    x = 119,445,989,938,479.55/12,455,669.34
  6. Step 6: Final answer
    x = 9,589,688.57

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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.