Home / 30,271,408.07-45,421,284.06-13,229,866.67

Finding the Fourth Proportional to 30,271,408.07, 45,421,284.06 and 13,229,866.67

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Solution

The fourth proportional to 30,271,408.07, 45,421,284.06 and 13,229,866.67 is: 19,850,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,271,408.07 : 45,421,284.06 = 13,229,866.67 : x
  2. Step 2: Convert to fraction form
    30,271,408.07/45,421,284.06 = 13,229,866.67/x
  3. Step 3: Cross multiply
    30,271,408.07x = 45,421,284.06 × 13,229,866.67
  4. Step 4: Simplify right side
    30,271,408.07x = 600,917,531,866,889.88
  5. Step 5: Solve for x
    x = 600,917,531,866,889.88/30,271,408.07
  6. Step 6: Final answer
    x = 19,850,993.74

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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.