Home / 7,620,009.63-10,512,898.61-4,520,158.56

Finding the Fourth Proportional to 7,620,009.63, 10,512,898.61 and 4,520,158.56

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Solution

The fourth proportional to 7,620,009.63, 10,512,898.61 and 4,520,158.56 is: 6,236,208.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620,009.63 : 10,512,898.61 = 4,520,158.56 : x
  2. Step 2: Convert to fraction form
    7,620,009.63/10,512,898.61 = 4,520,158.56/x
  3. Step 3: Cross multiply
    7,620,009.63x = 10,512,898.61 × 4,520,158.56
  4. Step 4: Simplify right side
    7,620,009.63x = 47,519,968,619,802.80
  5. Step 5: Solve for x
    x = 47,519,968,619,802.80/7,620,009.63
  6. Step 6: Final answer
    x = 6,236,208.47

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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.