Home / 8,688,594.78-11,990,343.33-4,821,475.86

Finding the Fourth Proportional to 8,688,594.78, 11,990,343.33 and 4,821,475.86

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Solution

The fourth proportional to 8,688,594.78, 11,990,343.33 and 4,821,475.86 is: 6,653,682.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,594.78 : 11,990,343.33 = 4,821,475.86 : x
  2. Step 2: Convert to fraction form
    8,688,594.78/11,990,343.33 = 4,821,475.86/x
  3. Step 3: Cross multiply
    8,688,594.78x = 11,990,343.33 × 4,821,475.86
  4. Step 4: Simplify right side
    8,688,594.78x = 57,811,150,918,707.02
  5. Step 5: Solve for x
    x = 57,811,150,918,707.02/8,688,594.78
  6. Step 6: Final answer
    x = 6,653,682.49

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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.