Home / 8,297,316.80-12,445,053.60-6,798,795.20

Finding the Fourth Proportional to 8,297,316.80, 12,445,053.60 and 6,798,795.20

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Solution

The fourth proportional to 8,297,316.80, 12,445,053.60 and 6,798,795.20 is: 10,197,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297,316.80 : 12,445,053.60 = 6,798,795.20 : x
  2. Step 2: Convert to fraction form
    8,297,316.80/12,445,053.60 = 6,798,795.20/x
  3. Step 3: Cross multiply
    8,297,316.80x = 12,445,053.60 × 6,798,795.20
  4. Step 4: Simplify right side
    8,297,316.80x = 84,611,370,679,422.72
  5. Step 5: Solve for x
    x = 84,611,370,679,422.72/8,297,316.80
  6. Step 6: Final answer
    x = 10,197,437.64

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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.