Home / 13,180,353.40-19,773,511.31-7,114,954.94

Finding the Fourth Proportional to 13,180,353.40, 19,773,511.31 and 7,114,954.94

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Solution

The fourth proportional to 13,180,353.40, 19,773,511.31 and 7,114,954.94 is: 10,674,041.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,353.40 : 19,773,511.31 = 7,114,954.94 : x
  2. Step 2: Convert to fraction form
    13,180,353.40/19,773,511.31 = 7,114,954.94/x
  3. Step 3: Cross multiply
    13,180,353.40x = 19,773,511.31 × 7,114,954.94
  4. Step 4: Simplify right side
    13,180,353.40x = 140,687,641,976,230.38
  5. Step 5: Solve for x
    x = 140,687,641,976,230.38/13,180,353.40
  6. Step 6: Final answer
    x = 10,674,041.71

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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.