Home / 9,203,999.60-13,805,999.40-3,145,572.20

Finding the Fourth Proportional to 9,203,999.60, 13,805,999.40 and 3,145,572.20

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Solution

The fourth proportional to 9,203,999.60, 13,805,999.40 and 3,145,572.20 is: 4,718,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203,999.60 : 13,805,999.40 = 3,145,572.20 : x
  2. Step 2: Convert to fraction form
    9,203,999.60/13,805,999.40 = 3,145,572.20/x
  3. Step 3: Cross multiply
    9,203,999.60x = 13,805,999.40 × 3,145,572.20
  4. Step 4: Simplify right side
    9,203,999.60x = 43,427,767,905,856.69
  5. Step 5: Solve for x
    x = 43,427,767,905,856.69/9,203,999.60
  6. Step 6: Final answer
    x = 4,718,358.30

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1.5x scale

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.