Home / 20,404,564.40-30,606,846.60-17,941,127.60

Finding the Fourth Proportional to 20,404,564.40, 30,606,846.60 and 17,941,127.60

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Solution

The fourth proportional to 20,404,564.40, 30,606,846.60 and 17,941,127.60 is: 26,911,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,404,564.40 : 30,606,846.60 = 17,941,127.60 : x
  2. Step 2: Convert to fraction form
    20,404,564.40/30,606,846.60 = 17,941,127.60/x
  3. Step 3: Cross multiply
    20,404,564.40x = 30,606,846.60 × 17,941,127.60
  4. Step 4: Simplify right side
    20,404,564.40x = 549,121,340,284,226.25
  5. Step 5: Solve for x
    x = 549,121,340,284,226.25/20,404,564.40
  6. Step 6: Final answer
    x = 26,911,691.40

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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.