Home / 8,178,051.52-11,285,788.22-4,507,100.47

Finding the Fourth Proportional to 8,178,051.52, 11,285,788.22 and 4,507,100.47

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Solution

The fourth proportional to 8,178,051.52, 11,285,788.22 and 4,507,100.47 is: 6,219,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,051.52 : 11,285,788.22 = 4,507,100.47 : x
  2. Step 2: Convert to fraction form
    8,178,051.52/11,285,788.22 = 4,507,100.47/x
  3. Step 3: Cross multiply
    8,178,051.52x = 11,285,788.22 × 4,507,100.47
  4. Step 4: Simplify right side
    8,178,051.52x = 50,866,181,390,682.46
  5. Step 5: Solve for x
    x = 50,866,181,390,682.46/8,178,051.52
  6. Step 6: Final answer
    x = 6,219,841.15

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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.