Home / 8,478,000.60-12,713,064.30-3,683,221.80

Finding the Fourth Proportional to 8,478,000.60, 12,713,064.30 and 3,683,221.80

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Solution

The fourth proportional to 8,478,000.60, 12,713,064.30 and 3,683,221.80 is: 5,523,122.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,000.60 : 12,713,064.30 = 3,683,221.80 : x
  2. Step 2: Convert to fraction form
    8,478,000.60/12,713,064.30 = 3,683,221.80/x
  3. Step 3: Cross multiply
    8,478,000.60x = 12,713,064.30 × 3,683,221.80
  4. Step 4: Simplify right side
    8,478,000.60x = 46,825,035,574,561.74
  5. Step 5: Solve for x
    x = 46,825,035,574,561.74/8,478,000.60
  6. Step 6: Final answer
    x = 5,523,122.47

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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.