Home / 10,366,595.80-15,549,893.70-7,138,091.73

Finding the Fourth Proportional to 10,366,595.80, 15,549,893.70 and 7,138,091.73

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Solution

The fourth proportional to 10,366,595.80, 15,549,893.70 and 7,138,091.73 is: 10,707,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,595.80 : 15,549,893.70 = 7,138,091.73 : x
  2. Step 2: Convert to fraction form
    10,366,595.80/15,549,893.70 = 7,138,091.73/x
  3. Step 3: Cross multiply
    10,366,595.80x = 15,549,893.70 × 7,138,091.73
  4. Step 4: Simplify right side
    10,366,595.80x = 110,996,567,622,349.11
  5. Step 5: Solve for x
    x = 110,996,567,622,349.11/10,366,595.80
  6. Step 6: Final answer
    x = 10,707,137.60

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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.