Home / 9,774,711-13,490,709.84-5,425,197.48

Finding the Fourth Proportional to 9,774,711, 13,490,709.84 and 5,425,197.48

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Solution

The fourth proportional to 9,774,711, 13,490,709.84 and 5,425,197.48 is: 7,487,665.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,774,711 : 13,490,709.84 = 5,425,197.48 : x
  2. Step 2: Convert to fraction form
    9,774,711/13,490,709.84 = 5,425,197.48/x
  3. Step 3: Cross multiply
    9,774,711x = 13,490,709.84 × 5,425,197.48
  4. Step 4: Simplify right side
    9,774,711x = 73,189,765,027,379.20
  5. Step 5: Solve for x
    x = 73,189,765,027,379.20/9,774,711
  6. Step 6: Final answer
    x = 7,487,665.37

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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.