Home / 12,011,726.85-16,575,978.18-6,505,056.96

Finding the Fourth Proportional to 12,011,726.85, 16,575,978.18 and 6,505,056.96

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Solution

The fourth proportional to 12,011,726.85, 16,575,978.18 and 6,505,056.96 is: 8,976,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011,726.85 : 16,575,978.18 = 6,505,056.96 : x
  2. Step 2: Convert to fraction form
    12,011,726.85/16,575,978.18 = 6,505,056.96/x
  3. Step 3: Cross multiply
    12,011,726.85x = 16,575,978.18 × 6,505,056.96
  4. Step 4: Simplify right side
    12,011,726.85x = 107,827,682,228,617.12
  5. Step 5: Solve for x
    x = 107,827,682,228,617.12/12,011,726.85
  6. Step 6: Final answer
    x = 8,976,867.65

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1.5x scale

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.