Home / 7,867,271.57-10,856,809.37-4,429,527.89

Finding the Fourth Proportional to 7,867,271.57, 10,856,809.37 and 4,429,527.89

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Solution

The fourth proportional to 7,867,271.57, 10,856,809.37 and 4,429,527.89 is: 6,112,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,271.57 : 10,856,809.37 = 4,429,527.89 : x
  2. Step 2: Convert to fraction form
    7,867,271.57/10,856,809.37 = 4,429,527.89/x
  3. Step 3: Cross multiply
    7,867,271.57x = 10,856,809.37 × 4,429,527.89
  4. Step 4: Simplify right side
    7,867,271.57x = 48,090,539,878,680.69
  5. Step 5: Solve for x
    x = 48,090,539,878,680.69/7,867,271.57
  6. Step 6: Final answer
    x = 6,112,734.19

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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.