Home / 13,888,368.30-20,845,998.45-6,704,942.70

Finding the Fourth Proportional to 13,888,368.30, 20,845,998.45 and 6,704,942.70

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Solution

The fourth proportional to 13,888,368.30, 20,845,998.45 and 6,704,942.70 is: 10,063,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888,368.30 : 20,845,998.45 = 6,704,942.70 : x
  2. Step 2: Convert to fraction form
    13,888,368.30/20,845,998.45 = 6,704,942.70/x
  3. Step 3: Cross multiply
    13,888,368.30x = 20,845,998.45 × 6,704,942.70
  4. Step 4: Simplify right side
    13,888,368.30x = 139,771,225,131,538.81
  5. Step 5: Solve for x
    x = 139,771,225,131,538.81/13,888,368.30
  6. Step 6: Final answer
    x = 10,063,905.43

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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.