Home / 11,236,499.80-16,854,749.70-6,458,925.40

Finding the Fourth Proportional to 11,236,499.80, 16,854,749.70 and 6,458,925.40

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Solution

The fourth proportional to 11,236,499.80, 16,854,749.70 and 6,458,925.40 is: 9,688,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236,499.80 : 16,854,749.70 = 6,458,925.40 : x
  2. Step 2: Convert to fraction form
    11,236,499.80/16,854,749.70 = 6,458,925.40/x
  3. Step 3: Cross multiply
    11,236,499.80x = 16,854,749.70 × 6,458,925.40
  4. Step 4: Simplify right side
    11,236,499.80x = 108,863,570,947,972.38
  5. Step 5: Solve for x
    x = 108,863,570,947,972.38/11,236,499.80
  6. Step 6: Final answer
    x = 9,688,388.10

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1.5x scale

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.