Home / 8,698,501.28-12,004,080.44-4,778,422.58

Finding the Fourth Proportional to 8,698,501.28, 12,004,080.44 and 4,778,422.58

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Solution

The fourth proportional to 8,698,501.28, 12,004,080.44 and 4,778,422.58 is: 6,594,304.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,501.28 : 12,004,080.44 = 4,778,422.58 : x
  2. Step 2: Convert to fraction form
    8,698,501.28/12,004,080.44 = 4,778,422.58/x
  3. Step 3: Cross multiply
    8,698,501.28x = 12,004,080.44 × 4,778,422.58
  4. Step 4: Simplify right side
    8,698,501.28x = 57,360,568,942,719.83
  5. Step 5: Solve for x
    x = 57,360,568,942,719.83/8,698,501.28
  6. Step 6: Final answer
    x = 6,594,304.83

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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.