Home / 8,630,726.40-12,960,086.40-5,803,372.80

Finding the Fourth Proportional to 8,630,726.40, 12,960,086.40 and 5,803,372.80

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Solution

The fourth proportional to 8,630,726.40, 12,960,086.40 and 5,803,372.80 is: 8,714,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630,726.40 : 12,960,086.40 = 5,803,372.80 : x
  2. Step 2: Convert to fraction form
    8,630,726.40/12,960,086.40 = 5,803,372.80/x
  3. Step 3: Cross multiply
    8,630,726.40x = 12,960,086.40 × 5,803,372.80
  4. Step 4: Simplify right side
    8,630,726.40x = 75,212,212,899,409.92
  5. Step 5: Solve for x
    x = 75,212,212,899,409.92/8,630,726.40
  6. Step 6: Final answer
    x = 8,714,470.77

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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.