Home / 34,107,992.36-47,069,153.14-18,638,078.36

Finding the Fourth Proportional to 34,107,992.36, 47,069,153.14 and 18,638,078.36

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Solution

The fourth proportional to 34,107,992.36, 47,069,153.14 and 18,638,078.36 is: 25,720,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,107,992.36 : 47,069,153.14 = 18,638,078.36 : x
  2. Step 2: Convert to fraction form
    34,107,992.36/47,069,153.14 = 18,638,078.36/x
  3. Step 3: Cross multiply
    34,107,992.36x = 47,069,153.14 × 18,638,078.36
  4. Step 4: Simplify right side
    34,107,992.36x = 877,278,564,562,160
  5. Step 5: Solve for x
    x = 877,278,564,562,160/34,107,992.36
  6. Step 6: Final answer
    x = 25,720,615.73

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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.