Home / 28,732,609.60-43,098,914.40-8,537,851.60

Finding the Fourth Proportional to 28,732,609.60, 43,098,914.40 and 8,537,851.60

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Solution

The fourth proportional to 28,732,609.60, 43,098,914.40 and 8,537,851.60 is: 12,806,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732,609.60 : 43,098,914.40 = 8,537,851.60 : x
  2. Step 2: Convert to fraction form
    28,732,609.60/43,098,914.40 = 8,537,851.60/x
  3. Step 3: Cross multiply
    28,732,609.60x = 43,098,914.40 × 8,537,851.60
  4. Step 4: Simplify right side
    28,732,609.60x = 367,972,135,268,303
  5. Step 5: Solve for x
    x = 367,972,135,268,303/28,732,609.60
  6. Step 6: Final answer
    x = 12,806,777.40

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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.