Home / 10,758,628.60-14,846,913.04-6,112,421.76

Finding the Fourth Proportional to 10,758,628.60, 14,846,913.04 and 6,112,421.76

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Solution

The fourth proportional to 10,758,628.60, 14,846,913.04 and 6,112,421.76 is: 8,435,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758,628.60 : 14,846,913.04 = 6,112,421.76 : x
  2. Step 2: Convert to fraction form
    10,758,628.60/14,846,913.04 = 6,112,421.76/x
  3. Step 3: Cross multiply
    10,758,628.60x = 14,846,913.04 × 6,112,421.76
  4. Step 4: Simplify right side
    10,758,628.60x = 90,750,594,334,523.73
  5. Step 5: Solve for x
    x = 90,750,594,334,523.73/10,758,628.60
  6. Step 6: Final answer
    x = 8,435,145.19

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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.