Home / 12,655,933.86-18,980,022.51-4,567,921.86

Finding the Fourth Proportional to 12,655,933.86, 18,980,022.51 and 4,567,921.86

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Solution

The fourth proportional to 12,655,933.86, 18,980,022.51 and 4,567,921.86 is: 6,850,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,655,933.86 : 18,980,022.51 = 4,567,921.86 : x
  2. Step 2: Convert to fraction form
    12,655,933.86/18,980,022.51 = 4,567,921.86/x
  3. Step 3: Cross multiply
    12,655,933.86x = 18,980,022.51 × 4,567,921.86
  4. Step 4: Simplify right side
    12,655,933.86x = 86,699,259,726,721.08
  5. Step 5: Solve for x
    x = 86,699,259,726,721.08/12,655,933.86
  6. Step 6: Final answer
    x = 6,850,483.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.