Home / 22,705,416.40-34,058,124.60-13,139,478.40

Finding the Fourth Proportional to 22,705,416.40, 34,058,124.60 and 13,139,478.40

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Solution

The fourth proportional to 22,705,416.40, 34,058,124.60 and 13,139,478.40 is: 19,709,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,705,416.40 : 34,058,124.60 = 13,139,478.40 : x
  2. Step 2: Convert to fraction form
    22,705,416.40/34,058,124.60 = 13,139,478.40/x
  3. Step 3: Cross multiply
    22,705,416.40x = 34,058,124.60 × 13,139,478.40
  4. Step 4: Simplify right side
    22,705,416.40x = 447,505,992,526,208.69
  5. Step 5: Solve for x
    x = 447,505,992,526,208.69/22,705,416.40
  6. Step 6: Final answer
    x = 19,709,217.60

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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.