Home / 29,103,889.44-40,153,224.30-18,655,666.74

Finding the Fourth Proportional to 29,103,889.44, 40,153,224.30 and 18,655,666.74

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Solution

The fourth proportional to 29,103,889.44, 40,153,224.30 and 18,655,666.74 is: 25,738,318.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103,889.44 : 40,153,224.30 = 18,655,666.74 : x
  2. Step 2: Convert to fraction form
    29,103,889.44/40,153,224.30 = 18,655,666.74/x
  3. Step 3: Cross multiply
    29,103,889.44x = 40,153,224.30 × 18,655,666.74
  4. Step 4: Simplify right side
    29,103,889.44x = 749,085,171,077,269.62
  5. Step 5: Solve for x
    x = 749,085,171,077,269.62/29,103,889.44
  6. Step 6: Final answer
    x = 25,738,318.33

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1.5x scale

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.