Home / 28,872,014.40-43,308,021.60-8,677,256.40

Finding the Fourth Proportional to 28,872,014.40, 43,308,021.60 and 8,677,256.40

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Solution

The fourth proportional to 28,872,014.40, 43,308,021.60 and 8,677,256.40 is: 13,015,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872,014.40 : 43,308,021.60 = 8,677,256.40 : x
  2. Step 2: Convert to fraction form
    28,872,014.40/43,308,021.60 = 8,677,256.40/x
  3. Step 3: Cross multiply
    28,872,014.40x = 43,308,021.60 × 8,677,256.40
  4. Step 4: Simplify right side
    28,872,014.40x = 375,794,807,599,938.25
  5. Step 5: Solve for x
    x = 375,794,807,599,938.25/28,872,014.40
  6. Step 6: Final answer
    x = 13,015,884.60

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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.