Home / 8,230,015.91-11,357,512.80-4,558,988.72

Finding the Fourth Proportional to 8,230,015.91, 11,357,512.80 and 4,558,988.72

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Solution

The fourth proportional to 8,230,015.91, 11,357,512.80 and 4,558,988.72 is: 6,291,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,015.91 : 11,357,512.80 = 4,558,988.72 : x
  2. Step 2: Convert to fraction form
    8,230,015.91/11,357,512.80 = 4,558,988.72/x
  3. Step 3: Cross multiply
    8,230,015.91x = 11,357,512.80 × 4,558,988.72
  4. Step 4: Simplify right side
    8,230,015.91x = 51,778,772,742,455.62
  5. Step 5: Solve for x
    x = 51,778,772,742,455.62/8,230,015.91
  6. Step 6: Final answer
    x = 6,291,454.76

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1.5x scale

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.