Home / 8,064,900.80-12,097,351.20-7,449,041.60

Finding the Fourth Proportional to 8,064,900.80, 12,097,351.20 and 7,449,041.60

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Solution

The fourth proportional to 8,064,900.80, 12,097,351.20 and 7,449,041.60 is: 11,173,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,900.80 : 12,097,351.20 = 7,449,041.60 : x
  2. Step 2: Convert to fraction form
    8,064,900.80/12,097,351.20 = 7,449,041.60/x
  3. Step 3: Cross multiply
    8,064,900.80x = 12,097,351.20 × 7,449,041.60
  4. Step 4: Simplify right side
    8,064,900.80x = 90,113,672,338,609.91
  5. Step 5: Solve for x
    x = 90,113,672,338,609.91/8,064,900.80
  6. Step 6: Final answer
    x = 11,173,562.40

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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.