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Finding the Fourth Proportional to 10,306,069.70, 14,409,601.90 and 10,306,069.70

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Solution

The fourth proportional to 10,306,069.70, 14,409,601.90 and 10,306,069.70 is: 14,409,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,069.70 : 14,409,601.90 = 10,306,069.70 : x
  2. Step 2: Convert to fraction form
    10,306,069.70/14,409,601.90 = 10,306,069.70/x
  3. Step 3: Cross multiply
    10,306,069.70x = 14,409,601.90 × 10,306,069.70
  4. Step 4: Simplify right side
    10,306,069.70x = 148,506,361,530,652.44
  5. Step 5: Solve for x
    x = 148,506,361,530,652.44/10,306,069.70
  6. Step 6: Final answer
    x = 14,409,601.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.