Home / 8,684,042.10-11,985,412.59-4,817,808.78

Finding the Fourth Proportional to 8,684,042.10, 11,985,412.59 and 4,817,808.78

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Solution

The fourth proportional to 8,684,042.10, 11,985,412.59 and 4,817,808.78 is: 6,649,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,042.10 : 11,985,412.59 = 4,817,808.78 : x
  2. Step 2: Convert to fraction form
    8,684,042.10/11,985,412.59 = 4,817,808.78/x
  3. Step 3: Cross multiply
    8,684,042.10x = 11,985,412.59 × 4,817,808.78
  4. Step 4: Simplify right side
    8,684,042.10x = 57,743,426,008,024.54
  5. Step 5: Solve for x
    x = 57,743,426,008,024.54/8,684,042.10
  6. Step 6: Final answer
    x = 6,649,371.96

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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.