Home / 67,284,069.60-100,926,104.40-55,326,647.10

Finding the Fourth Proportional to 67,284,069.60, 100,926,104.40 and 55,326,647.10

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Solution

The fourth proportional to 67,284,069.60, 100,926,104.40 and 55,326,647.10 is: 82,989,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,284,069.60 : 100,926,104.40 = 55,326,647.10 : x
  2. Step 2: Convert to fraction form
    67,284,069.60/100,926,104.40 = 55,326,647.10/x
  3. Step 3: Cross multiply
    67,284,069.60x = 100,926,104.40 × 55,326,647.10
  4. Step 4: Simplify right side
    67,284,069.60x = 5,583,902,961,316,558
  5. Step 5: Solve for x
    x = 5,583,902,961,316,558/67,284,069.60
  6. Step 6: Final answer
    x = 82,989,970.65

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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.