Home / 14,731,742.22-20,330,826.39-8,930,768.46

Finding the Fourth Proportional to 14,731,742.22, 20,330,826.39 and 8,930,768.46

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Solution

The fourth proportional to 14,731,742.22, 20,330,826.39 and 8,930,768.46 is: 12,325,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731,742.22 : 20,330,826.39 = 8,930,768.46 : x
  2. Step 2: Convert to fraction form
    14,731,742.22/20,330,826.39 = 8,930,768.46/x
  3. Step 3: Cross multiply
    14,731,742.22x = 20,330,826.39 × 8,930,768.46
  4. Step 4: Simplify right side
    14,731,742.22x = 181,569,903,089,547.69
  5. Step 5: Solve for x
    x = 181,569,903,089,547.69/14,731,742.22
  6. Step 6: Final answer
    x = 12,325,080.11

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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.