Home / 8,512,077.60-12,768,116.40-8,008,192.80

Finding the Fourth Proportional to 8,512,077.60, 12,768,116.40 and 8,008,192.80

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Solution

The fourth proportional to 8,512,077.60, 12,768,116.40 and 8,008,192.80 is: 12,012,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,077.60 : 12,768,116.40 = 8,008,192.80 : x
  2. Step 2: Convert to fraction form
    8,512,077.60/12,768,116.40 = 8,008,192.80/x
  3. Step 3: Cross multiply
    8,512,077.60x = 12,768,116.40 × 8,008,192.80
  4. Step 4: Simplify right side
    8,512,077.60x = 102,249,537,824,041.92
  5. Step 5: Solve for x
    x = 102,249,537,824,041.92/8,512,077.60
  6. Step 6: Final answer
    x = 12,012,289.20

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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.