Home / 13,012,166.28-19,500,301.44-9,389,065.44

Finding the Fourth Proportional to 13,012,166.28, 19,500,301.44 and 9,389,065.44

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Solution

The fourth proportional to 13,012,166.28, 19,500,301.44 and 9,389,065.44 is: 14,070,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012,166.28 : 19,500,301.44 = 9,389,065.44 : x
  2. Step 2: Convert to fraction form
    13,012,166.28/19,500,301.44 = 9,389,065.44/x
  3. Step 3: Cross multiply
    13,012,166.28x = 19,500,301.44 × 9,389,065.44
  4. Step 4: Simplify right side
    13,012,166.28x = 183,089,606,319,886.25
  5. Step 5: Solve for x
    x = 183,089,606,319,886.25/13,012,166.28
  6. Step 6: Final answer
    x = 14,070,647.61

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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.