Home / 8,663,785.82-11,955,550.34-4,742,783.63

Finding the Fourth Proportional to 8,663,785.82, 11,955,550.34 and 4,742,783.63

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Solution

The fourth proportional to 8,663,785.82, 11,955,550.34 and 4,742,783.63 is: 6,544,781.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,663,785.82 : 11,955,550.34 = 4,742,783.63 : x
  2. Step 2: Convert to fraction form
    8,663,785.82/11,955,550.34 = 4,742,783.63/x
  3. Step 3: Cross multiply
    8,663,785.82x = 11,955,550.34 × 4,742,783.63
  4. Step 4: Simplify right side
    8,663,785.82x = 56,702,588,477,677.27
  5. Step 5: Solve for x
    x = 56,702,588,477,677.27/8,663,785.82
  6. Step 6: Final answer
    x = 6,544,781.88

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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.