Home / 7,220,321.04-9,958,303.44-6,136,181.40

Finding the Fourth Proportional to 7,220,321.04, 9,958,303.44 and 6,136,181.40

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Solution

The fourth proportional to 7,220,321.04, 9,958,303.44 and 6,136,181.40 is: 8,463,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,321.04 : 9,958,303.44 = 6,136,181.40 : x
  2. Step 2: Convert to fraction form
    7,220,321.04/9,958,303.44 = 6,136,181.40/x
  3. Step 3: Cross multiply
    7,220,321.04x = 9,958,303.44 × 6,136,181.40
  4. Step 4: Simplify right side
    7,220,321.04x = 61,105,956,344,084.02
  5. Step 5: Solve for x
    x = 61,105,956,344,084.02/7,220,321.04
  6. Step 6: Final answer
    x = 8,463,052.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.