Home / 8,501,424.60-12,752,136.90-8,170,750.20

Finding the Fourth Proportional to 8,501,424.60, 12,752,136.90 and 8,170,750.20

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Solution

The fourth proportional to 8,501,424.60, 12,752,136.90 and 8,170,750.20 is: 12,256,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501,424.60 : 12,752,136.90 = 8,170,750.20 : x
  2. Step 2: Convert to fraction form
    8,501,424.60/12,752,136.90 = 8,170,750.20/x
  3. Step 3: Cross multiply
    8,501,424.60x = 12,752,136.90 × 8,170,750.20
  4. Step 4: Simplify right side
    8,501,424.60x = 104,194,525,126,102.39
  5. Step 5: Solve for x
    x = 104,194,525,126,102.39/8,501,424.60
  6. Step 6: Final answer
    x = 12,256,125.30

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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.