Home / 13,232,788.20-19,851,947.10-4,258,247.40

Finding the Fourth Proportional to 13,232,788.20, 19,851,947.10 and 4,258,247.40

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Solution

The fourth proportional to 13,232,788.20, 19,851,947.10 and 4,258,247.40 is: 6,388,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232,788.20 : 19,851,947.10 = 4,258,247.40 : x
  2. Step 2: Convert to fraction form
    13,232,788.20/19,851,947.10 = 4,258,247.40/x
  3. Step 3: Cross multiply
    13,232,788.20x = 19,851,947.10 × 4,258,247.40
  4. Step 4: Simplify right side
    13,232,788.20x = 84,534,502,123,512.55
  5. Step 5: Solve for x
    x = 84,534,502,123,512.55/13,232,788.20
  6. Step 6: Final answer
    x = 6,388,260.80

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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.