Home / 8,308,063.20-12,462,094.80-3,259,538.40

Finding the Fourth Proportional to 8,308,063.20, 12,462,094.80 and 3,259,538.40

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Solution

The fourth proportional to 8,308,063.20, 12,462,094.80 and 3,259,538.40 is: 4,889,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,063.20 : 12,462,094.80 = 3,259,538.40 : x
  2. Step 2: Convert to fraction form
    8,308,063.20/12,462,094.80 = 3,259,538.40/x
  3. Step 3: Cross multiply
    8,308,063.20x = 12,462,094.80 × 3,259,538.40
  4. Step 4: Simplify right side
    8,308,063.20x = 40,620,676,545,040.32
  5. Step 5: Solve for x
    x = 40,620,676,545,040.32/8,308,063.20
  6. Step 6: Final answer
    x = 4,889,307.60

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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.