Home / 13,469,051.88-18,549,504.90-12,604,555.08

Finding the Fourth Proportional to 13,469,051.88, 18,549,504.90 and 12,604,555.08

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Solution

The fourth proportional to 13,469,051.88, 18,549,504.90 and 12,604,555.08 is: 17,358,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,051.88 : 18,549,504.90 = 12,604,555.08 : x
  2. Step 2: Convert to fraction form
    13,469,051.88/18,549,504.90 = 12,604,555.08/x
  3. Step 3: Cross multiply
    13,469,051.88x = 18,549,504.90 × 12,604,555.08
  4. Step 4: Simplify right side
    13,469,051.88x = 233,808,256,218,779.88
  5. Step 5: Solve for x
    x = 233,808,256,218,779.88/13,469,051.88
  6. Step 6: Final answer
    x = 17,358,924.61

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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.