Home / 13,168,458.90-19,752,317.70-3,583,920.45

Finding the Fourth Proportional to 13,168,458.90, 19,752,317.70 and 3,583,920.45

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Solution

The fourth proportional to 13,168,458.90, 19,752,317.70 and 3,583,920.45 is: 5,375,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168,458.90 : 19,752,317.70 = 3,583,920.45 : x
  2. Step 2: Convert to fraction form
    13,168,458.90/19,752,317.70 = 3,583,920.45/x
  3. Step 3: Cross multiply
    13,168,458.90x = 19,752,317.70 × 3,583,920.45
  4. Step 4: Simplify right side
    13,168,458.90x = 70,790,735,339,926.97
  5. Step 5: Solve for x
    x = 70,790,735,339,926.97/13,168,458.90
  6. Step 6: Final answer
    x = 5,375,779.80

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1.5x scale

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.