Home / 13,444,231.80-20,166,347.70-4,925,429.40

Finding the Fourth Proportional to 13,444,231.80, 20,166,347.70 and 4,925,429.40

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Solution

The fourth proportional to 13,444,231.80, 20,166,347.70 and 4,925,429.40 is: 7,388,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,231.80 : 20,166,347.70 = 4,925,429.40 : x
  2. Step 2: Convert to fraction form
    13,444,231.80/20,166,347.70 = 4,925,429.40/x
  3. Step 3: Cross multiply
    13,444,231.80x = 20,166,347.70 × 4,925,429.40
  4. Step 4: Simplify right side
    13,444,231.80x = 99,327,921,852,202.39
  5. Step 5: Solve for x
    x = 99,327,921,852,202.39/13,444,231.80
  6. Step 6: Final answer
    x = 7,388,144.10

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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.