Home / 19,544,685.34-26,960,459.88-12,189,749.44

Finding the Fourth Proportional to 19,544,685.34, 26,960,459.88 and 12,189,749.44

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Solution

The fourth proportional to 19,544,685.34, 26,960,459.88 and 12,189,749.44 is: 16,814,865.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544,685.34 : 26,960,459.88 = 12,189,749.44 : x
  2. Step 2: Convert to fraction form
    19,544,685.34/26,960,459.88 = 12,189,749.44/x
  3. Step 3: Cross multiply
    19,544,685.34x = 26,960,459.88 × 12,189,749.44
  4. Step 4: Simplify right side
    19,544,685.34x = 328,641,250,724,372.44
  5. Step 5: Solve for x
    x = 328,641,250,724,372.44/19,544,685.34
  6. Step 6: Final answer
    x = 16,814,865.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.