Home / 11,097,712.70-16,628,854.35-9,290,813.30

Finding the Fourth Proportional to 11,097,712.70, 16,628,854.35 and 9,290,813.30

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Solution

The fourth proportional to 11,097,712.70, 16,628,854.35 and 9,290,813.30 is: 13,921,389.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097,712.70 : 16,628,854.35 = 9,290,813.30 : x
  2. Step 2: Convert to fraction form
    11,097,712.70/16,628,854.35 = 9,290,813.30/x
  3. Step 3: Cross multiply
    11,097,712.70x = 16,628,854.35 × 9,290,813.30
  4. Step 4: Simplify right side
    11,097,712.70x = 154,495,581,158,742.88
  5. Step 5: Solve for x
    x = 154,495,581,158,742.88/11,097,712.70
  6. Step 6: Final answer
    x = 13,921,389.51

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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.