Home / 17,620,220.40-26,430,330.60-12,837,251.40

Finding the Fourth Proportional to 17,620,220.40, 26,430,330.60 and 12,837,251.40

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Solution

The fourth proportional to 17,620,220.40, 26,430,330.60 and 12,837,251.40 is: 19,255,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620,220.40 : 26,430,330.60 = 12,837,251.40 : x
  2. Step 2: Convert to fraction form
    17,620,220.40/26,430,330.60 = 12,837,251.40/x
  3. Step 3: Cross multiply
    17,620,220.40x = 26,430,330.60 × 12,837,251.40
  4. Step 4: Simplify right side
    17,620,220.40x = 339,292,798,497,312.88
  5. Step 5: Solve for x
    x = 339,292,798,497,312.88/17,620,220.40
  6. Step 6: Final answer
    x = 19,255,877.10

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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.