Home / 7,220,314.54-9,958,294.47-6,136,174.90

Finding the Fourth Proportional to 7,220,314.54, 9,958,294.47 and 6,136,174.90

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Solution

The fourth proportional to 7,220,314.54, 9,958,294.47 and 6,136,174.90 is: 8,463,043.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,314.54 : 9,958,294.47 = 6,136,174.90 : x
  2. Step 2: Convert to fraction form
    7,220,314.54/9,958,294.47 = 6,136,174.90/x
  3. Step 3: Cross multiply
    7,220,314.54x = 9,958,294.47 × 6,136,174.90
  4. Step 4: Simplify right side
    7,220,314.54x = 61,105,836,573,622.81
  5. Step 5: Solve for x
    x = 61,105,836,573,622.81/7,220,314.54
  6. Step 6: Final answer
    x = 8,463,043.57

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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.