Home / 8,442,956.45-11,651,289.86-4,575,477.61

Finding the Fourth Proportional to 8,442,956.45, 11,651,289.86 and 4,575,477.61

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Solution

The fourth proportional to 8,442,956.45, 11,651,289.86 and 4,575,477.61 is: 6,314,164.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,956.45 : 11,651,289.86 = 4,575,477.61 : x
  2. Step 2: Convert to fraction form
    8,442,956.45/11,651,289.86 = 4,575,477.61/x
  3. Step 3: Cross multiply
    8,442,956.45x = 11,651,289.86 × 4,575,477.61
  4. Step 4: Simplify right side
    8,442,956.45x = 53,310,215,864,360.51
  5. Step 5: Solve for x
    x = 53,310,215,864,360.51/8,442,956.45
  6. Step 6: Final answer
    x = 6,314,164.50

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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.