Home / 29,211,569.88-43,821,340.46-12,168,257.04

Finding the Fourth Proportional to 29,211,569.88, 43,821,340.46 and 12,168,257.04

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Solution

The fourth proportional to 29,211,569.88, 43,821,340.46 and 12,168,257.04 is: 18,254,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211,569.88 : 43,821,340.46 = 12,168,257.04 : x
  2. Step 2: Convert to fraction form
    29,211,569.88/43,821,340.46 = 12,168,257.04/x
  3. Step 3: Cross multiply
    29,211,569.88x = 43,821,340.46 × 12,168,257.04
  4. Step 4: Simplify right side
    29,211,569.88x = 533,229,334,554,631.81
  5. Step 5: Solve for x
    x = 533,229,334,554,631.81/29,211,569.88
  6. Step 6: Final answer
    x = 18,254,045.80

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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.