Home / 9,284,653.80-13,926,980.70-8,486,836.20

Finding the Fourth Proportional to 9,284,653.80, 13,926,980.70 and 8,486,836.20

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Solution

The fourth proportional to 9,284,653.80, 13,926,980.70 and 8,486,836.20 is: 12,730,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284,653.80 : 13,926,980.70 = 8,486,836.20 : x
  2. Step 2: Convert to fraction form
    9,284,653.80/13,926,980.70 = 8,486,836.20/x
  3. Step 3: Cross multiply
    9,284,653.80x = 13,926,980.70 × 8,486,836.20
  4. Step 4: Simplify right side
    9,284,653.80x = 118,196,003,961,461.33
  5. Step 5: Solve for x
    x = 118,196,003,961,461.33/9,284,653.80
  6. Step 6: Final answer
    x = 12,730,254.30

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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.