Home / 8,756,818.14-12,085,156.31-4,890,086.67

Finding the Fourth Proportional to 8,756,818.14, 12,085,156.31 and 4,890,086.67

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Solution

The fourth proportional to 8,756,818.14, 12,085,156.31 and 4,890,086.67 is: 6,748,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756,818.14 : 12,085,156.31 = 4,890,086.67 : x
  2. Step 2: Convert to fraction form
    8,756,818.14/12,085,156.31 = 4,890,086.67/x
  3. Step 3: Cross multiply
    8,756,818.14x = 12,085,156.31 × 4,890,086.67
  4. Step 4: Simplify right side
    8,756,818.14x = 59,097,461,751,946.95
  5. Step 5: Solve for x
    x = 59,097,461,751,946.95/8,756,818.14
  6. Step 6: Final answer
    x = 6,748,736.91

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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.