Home / 12,290,339.54-16,958,136.57-7,062,337.55

Finding the Fourth Proportional to 12,290,339.54, 16,958,136.57 and 7,062,337.55

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Solution

The fourth proportional to 12,290,339.54, 16,958,136.57 and 7,062,337.55 is: 9,744,570.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290,339.54 : 16,958,136.57 = 7,062,337.55 : x
  2. Step 2: Convert to fraction form
    12,290,339.54/16,958,136.57 = 7,062,337.55/x
  3. Step 3: Cross multiply
    12,290,339.54x = 16,958,136.57 × 7,062,337.55
  4. Step 4: Simplify right side
    12,290,339.54x = 119,764,084,676,339.20
  5. Step 5: Solve for x
    x = 119,764,084,676,339.20/12,290,339.54
  6. Step 6: Final answer
    x = 9,744,570.87

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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.