Home / 29,893,486.78-41,256,059.03-18,298,712.62

Finding the Fourth Proportional to 29,893,486.78, 41,256,059.03 and 18,298,712.62

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Solution

The fourth proportional to 29,893,486.78, 41,256,059.03 and 18,298,712.62 is: 25,254,088.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,893,486.78 : 41,256,059.03 = 18,298,712.62 : x
  2. Step 2: Convert to fraction form
    29,893,486.78/41,256,059.03 = 18,298,712.62/x
  3. Step 3: Cross multiply
    29,893,486.78x = 41,256,059.03 × 18,298,712.62
  4. Step 4: Simplify right side
    29,893,486.78x = 754,932,768,023,726
  5. Step 5: Solve for x
    x = 754,932,768,023,726/29,893,486.78
  6. Step 6: Final answer
    x = 25,254,088.74

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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.