Home / 29,381,006.07-40,533,211.26-18,348,602.58

Finding the Fourth Proportional to 29,381,006.07, 40,533,211.26 and 18,348,602.58

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Solution

The fourth proportional to 29,381,006.07, 40,533,211.26 and 18,348,602.58 is: 25,313,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381,006.07 : 40,533,211.26 = 18,348,602.58 : x
  2. Step 2: Convert to fraction form
    29,381,006.07/40,533,211.26 = 18,348,602.58/x
  3. Step 3: Cross multiply
    29,381,006.07x = 40,533,211.26 × 18,348,602.58
  4. Step 4: Simplify right side
    29,381,006.07x = 743,727,784,700,921
  5. Step 5: Solve for x
    x = 743,727,784,700,921/29,381,006.07
  6. Step 6: Final answer
    x = 25,313,217.08

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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.