Home / 14,055,269.80-21,082,904.70-8,307,250.60

Finding the Fourth Proportional to 14,055,269.80, 21,082,904.70 and 8,307,250.60

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Solution

The fourth proportional to 14,055,269.80, 21,082,904.70 and 8,307,250.60 is: 12,460,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055,269.80 : 21,082,904.70 = 8,307,250.60 : x
  2. Step 2: Convert to fraction form
    14,055,269.80/21,082,904.70 = 8,307,250.60/x
  3. Step 3: Cross multiply
    14,055,269.80x = 21,082,904.70 × 8,307,250.60
  4. Step 4: Simplify right side
    14,055,269.80x = 175,140,972,718,817.81
  5. Step 5: Solve for x
    x = 175,140,972,718,817.81/14,055,269.80
  6. Step 6: Final answer
    x = 12,460,875.90

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Similar ratio
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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.