Home / 53,059,094.20-79,672,622.10-40,294,012.60

Finding the Fourth Proportional to 53,059,094.20, 79,672,622.10 and 40,294,012.60

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Solution

The fourth proportional to 53,059,094.20, 79,672,622.10 and 40,294,012.60 is: 60,504,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,059,094.20 : 79,672,622.10 = 40,294,012.60 : x
  2. Step 2: Convert to fraction form
    53,059,094.20/79,672,622.10 = 40,294,012.60/x
  3. Step 3: Cross multiply
    53,059,094.20x = 79,672,622.10 × 40,294,012.60
  4. Step 4: Simplify right side
    53,059,094.20x = 3,210,329,638,772,438.50
  5. Step 5: Solve for x
    x = 3,210,329,638,772,438.50/53,059,094.20
  6. Step 6: Final answer
    x = 60,504,795.40

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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.