Home / 13,543,947.06-20,318,931.35-6,351,647.64

Finding the Fourth Proportional to 13,543,947.06, 20,318,931.35 and 6,351,647.64

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Solution

The fourth proportional to 13,543,947.06, 20,318,931.35 and 6,351,647.64 is: 9,528,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,543,947.06 : 20,318,931.35 = 6,351,647.64 : x
  2. Step 2: Convert to fraction form
    13,543,947.06/20,318,931.35 = 6,351,647.64/x
  3. Step 3: Cross multiply
    13,543,947.06x = 20,318,931.35 × 6,351,647.64
  4. Step 4: Simplify right side
    13,543,947.06x = 129,058,692,356,549.52
  5. Step 5: Solve for x
    x = 129,058,692,356,549.52/13,543,947.06
  6. Step 6: Final answer
    x = 9,528,883.40

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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.