Home / 12,736,000.40-19,104,000.60-8,201,037.20

Finding the Fourth Proportional to 12,736,000.40, 19,104,000.60 and 8,201,037.20

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Solution

The fourth proportional to 12,736,000.40, 19,104,000.60 and 8,201,037.20 is: 12,301,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,000.40 : 19,104,000.60 = 8,201,037.20 : x
  2. Step 2: Convert to fraction form
    12,736,000.40/19,104,000.60 = 8,201,037.20/x
  3. Step 3: Cross multiply
    12,736,000.40x = 19,104,000.60 × 8,201,037.20
  4. Step 4: Simplify right side
    12,736,000.40x = 156,672,619,589,422.34
  5. Step 5: Solve for x
    x = 156,672,619,589,422.34/12,736,000.40
  6. Step 6: Final answer
    x = 12,301,555.80

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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.