Home / 14,681,298.92-20,255,621.69-8,484,087.92

Finding the Fourth Proportional to 14,681,298.92, 20,255,621.69 and 8,484,087.92

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Solution

The fourth proportional to 14,681,298.92, 20,255,621.69 and 8,484,087.92 is: 11,705,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681,298.92 : 20,255,621.69 = 8,484,087.92 : x
  2. Step 2: Convert to fraction form
    14,681,298.92/20,255,621.69 = 8,484,087.92/x
  3. Step 3: Cross multiply
    14,681,298.92x = 20,255,621.69 × 8,484,087.92
  4. Step 4: Simplify right side
    14,681,298.92x = 171,850,475,148,520.41
  5. Step 5: Solve for x
    x = 171,850,475,148,520.41/14,681,298.92
  6. Step 6: Final answer
    x = 11,705,399.92

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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.