Home / 11,819,762.40-17,729,643.60-10,326,770.40

Finding the Fourth Proportional to 11,819,762.40, 17,729,643.60 and 10,326,770.40

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Solution

The fourth proportional to 11,819,762.40, 17,729,643.60 and 10,326,770.40 is: 15,490,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819,762.40 : 17,729,643.60 = 10,326,770.40 : x
  2. Step 2: Convert to fraction form
    11,819,762.40/17,729,643.60 = 10,326,770.40/x
  3. Step 3: Cross multiply
    11,819,762.40x = 17,729,643.60 × 10,326,770.40
  4. Step 4: Simplify right side
    11,819,762.40x = 183,089,958,731,029.47
  5. Step 5: Solve for x
    x = 183,089,958,731,029.47/11,819,762.40
  6. Step 6: Final answer
    x = 15,490,155.60

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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.