Home / 8,634,982.40-12,941,414.40-6,630,502.40

Finding the Fourth Proportional to 8,634,982.40, 12,941,414.40 and 6,630,502.40

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Solution

The fourth proportional to 8,634,982.40, 12,941,414.40 and 6,630,502.40 is: 9,937,261.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634,982.40 : 12,941,414.40 = 6,630,502.40 : x
  2. Step 2: Convert to fraction form
    8,634,982.40/12,941,414.40 = 6,630,502.40/x
  3. Step 3: Cross multiply
    8,634,982.40x = 12,941,414.40 × 6,630,502.40
  4. Step 4: Simplify right side
    8,634,982.40x = 85,808,079,238,594.56
  5. Step 5: Solve for x
    x = 85,808,079,238,594.56/8,634,982.40
  6. Step 6: Final answer
    x = 9,937,261.63

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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.