Home / 8,920,317.32-12,309,050.64-4,946,488.60

Finding the Fourth Proportional to 8,920,317.32, 12,309,050.64 and 4,946,488.60

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Solution

The fourth proportional to 8,920,317.32, 12,309,050.64 and 4,946,488.60 is: 6,825,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920,317.32 : 12,309,050.64 = 4,946,488.60 : x
  2. Step 2: Convert to fraction form
    8,920,317.32/12,309,050.64 = 4,946,488.60/x
  3. Step 3: Cross multiply
    8,920,317.32x = 12,309,050.64 × 4,946,488.60
  4. Step 4: Simplify right side
    8,920,317.32x = 60,886,578,667,582.70
  5. Step 5: Solve for x
    x = 60,886,578,667,582.70/8,920,317.32
  6. Step 6: Final answer
    x = 6,825,606.81

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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.