Home / 13,015,898.52-17,962,804.53-7,214,924.76

Finding the Fourth Proportional to 13,015,898.52, 17,962,804.53 and 7,214,924.76

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Solution

The fourth proportional to 13,015,898.52, 17,962,804.53 and 7,214,924.76 is: 9,957,075.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,898.52 : 17,962,804.53 = 7,214,924.76 : x
  2. Step 2: Convert to fraction form
    13,015,898.52/17,962,804.53 = 7,214,924.76/x
  3. Step 3: Cross multiply
    13,015,898.52x = 17,962,804.53 × 7,214,924.76
  4. Step 4: Simplify right side
    13,015,898.52x = 129,600,283,162,537.17
  5. Step 5: Solve for x
    x = 129,600,283,162,537.17/13,015,898.52
  6. Step 6: Final answer
    x = 9,957,075.42

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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.