Home / 16,953,422.40-25,408,015.20-7,854,465.60

Finding the Fourth Proportional to 16,953,422.40, 25,408,015.20 and 7,854,465.60

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Solution

The fourth proportional to 16,953,422.40, 25,408,015.20 and 7,854,465.60 is: 11,771,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953,422.40 : 25,408,015.20 = 7,854,465.60 : x
  2. Step 2: Convert to fraction form
    16,953,422.40/25,408,015.20 = 7,854,465.60/x
  3. Step 3: Cross multiply
    16,953,422.40x = 25,408,015.20 × 7,854,465.60
  4. Step 4: Simplify right side
    16,953,422.40x = 199,566,381,352,677.09
  5. Step 5: Solve for x
    x = 199,566,381,352,677.09/16,953,422.40
  6. Step 6: Final answer
    x = 11,771,451.02

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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.