Home / 13,980,068.68-20,977,636.38-5,898,645.40

Finding the Fourth Proportional to 13,980,068.68, 20,977,636.38 and 5,898,645.40

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Solution

The fourth proportional to 13,980,068.68, 20,977,636.38 and 5,898,645.40 is: 8,851,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,068.68 : 20,977,636.38 = 5,898,645.40 : x
  2. Step 2: Convert to fraction form
    13,980,068.68/20,977,636.38 = 5,898,645.40/x
  3. Step 3: Cross multiply
    13,980,068.68x = 20,977,636.38 × 5,898,645.40
  4. Step 4: Simplify right side
    13,980,068.68x = 123,739,638,335,759.66
  5. Step 5: Solve for x
    x = 123,739,638,335,759.66/13,980,068.68
  6. Step 6: Final answer
    x = 8,851,146.67

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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.