Home / 8,245,136.81-11,378,302.20-4,574,053.47

Finding the Fourth Proportional to 8,245,136.81, 11,378,302.20 and 4,574,053.47

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Solution

The fourth proportional to 8,245,136.81, 11,378,302.20 and 4,574,053.47 is: 6,312,201.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,136.81 : 11,378,302.20 = 4,574,053.47 : x
  2. Step 2: Convert to fraction form
    8,245,136.81/11,378,302.20 = 4,574,053.47/x
  3. Step 3: Cross multiply
    8,245,136.81x = 11,378,302.20 × 4,574,053.47
  4. Step 4: Simplify right side
    8,245,136.81x = 52,044,962,660,618.62
  5. Step 5: Solve for x
    x = 52,044,962,660,618.62/8,245,136.81
  6. Step 6: Final answer
    x = 6,312,201.23

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Double scale
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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.