Home / 5,634,009.40-8,451,014.10-3,394,521.40

Finding the Fourth Proportional to 5,634,009.40, 8,451,014.10 and 3,394,521.40

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Solution

The fourth proportional to 5,634,009.40, 8,451,014.10 and 3,394,521.40 is: 5,091,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634,009.40 : 8,451,014.10 = 3,394,521.40 : x
  2. Step 2: Convert to fraction form
    5,634,009.40/8,451,014.10 = 3,394,521.40/x
  3. Step 3: Cross multiply
    5,634,009.40x = 8,451,014.10 × 3,394,521.40
  4. Step 4: Simplify right side
    5,634,009.40x = 28,687,148,214,151.74
  5. Step 5: Solve for x
    x = 28,687,148,214,151.74/5,634,009.40
  6. Step 6: Final answer
    x = 5,091,782.10

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Double scale
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Similar ratio
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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.