Home / 25,746,682.40-38,620,023.60-7,796,679.20

Finding the Fourth Proportional to 25,746,682.40, 38,620,023.60 and 7,796,679.20

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Solution

The fourth proportional to 25,746,682.40, 38,620,023.60 and 7,796,679.20 is: 11,695,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746,682.40 : 38,620,023.60 = 7,796,679.20 : x
  2. Step 2: Convert to fraction form
    25,746,682.40/38,620,023.60 = 7,796,679.20/x
  3. Step 3: Cross multiply
    25,746,682.40x = 38,620,023.60 × 7,796,679.20
  4. Step 4: Simplify right side
    25,746,682.40x = 301,107,934,705,629.12
  5. Step 5: Solve for x
    x = 301,107,934,705,629.12/25,746,682.40
  6. Step 6: Final answer
    x = 11,695,018.80

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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.