Home / 10,338,109.09-15,507,167.28-4,651,690.39

Finding the Fourth Proportional to 10,338,109.09, 15,507,167.28 and 4,651,690.39

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Solution

The fourth proportional to 10,338,109.09, 15,507,167.28 and 4,651,690.39 is: 6,977,537.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338,109.09 : 15,507,167.28 = 4,651,690.39 : x
  2. Step 2: Convert to fraction form
    10,338,109.09/15,507,167.28 = 4,651,690.39/x
  3. Step 3: Cross multiply
    10,338,109.09x = 15,507,167.28 × 4,651,690.39
  4. Step 4: Simplify right side
    10,338,109.09x = 72,134,541,012,498.44
  5. Step 5: Solve for x
    x = 72,134,541,012,498.44/10,338,109.09
  6. Step 6: Final answer
    x = 6,977,537.23

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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.