Home / 17,779,519.60-26,669,279.40-12,039,956.80

Finding the Fourth Proportional to 17,779,519.60, 26,669,279.40 and 12,039,956.80

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Solution

The fourth proportional to 17,779,519.60, 26,669,279.40 and 12,039,956.80 is: 18,059,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779,519.60 : 26,669,279.40 = 12,039,956.80 : x
  2. Step 2: Convert to fraction form
    17,779,519.60/26,669,279.40 = 12,039,956.80/x
  3. Step 3: Cross multiply
    17,779,519.60x = 26,669,279.40 × 12,039,956.80
  4. Step 4: Simplify right side
    17,779,519.60x = 321,096,971,863,129.94
  5. Step 5: Solve for x
    x = 321,096,971,863,129.94/17,779,519.60
  6. Step 6: Final answer
    x = 18,059,935.20

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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.