Home / 19,205,905.12-26,503,776.60-10,504,050.80

Finding the Fourth Proportional to 19,205,905.12, 26,503,776.60 and 10,504,050.80

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Solution

The fourth proportional to 19,205,905.12, 26,503,776.60 and 10,504,050.80 is: 14,495,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,205,905.12 : 26,503,776.60 = 10,504,050.80 : x
  2. Step 2: Convert to fraction form
    19,205,905.12/26,503,776.60 = 10,504,050.80/x
  3. Step 3: Cross multiply
    19,205,905.12x = 26,503,776.60 × 10,504,050.80
  4. Step 4: Simplify right side
    19,205,905.12x = 278,397,015,798,251.31
  5. Step 5: Solve for x
    x = 278,397,015,798,251.31/19,205,905.12
  6. Step 6: Final answer
    x = 14,495,386.40

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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.