Home / 13,013,916.84-19,499,530.14-9,220,628.52

Finding the Fourth Proportional to 13,013,916.84, 19,499,530.14 and 9,220,628.52

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Solution

The fourth proportional to 13,013,916.84, 19,499,530.14 and 9,220,628.52 is: 13,815,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013,916.84 : 19,499,530.14 = 9,220,628.52 : x
  2. Step 2: Convert to fraction form
    13,013,916.84/19,499,530.14 = 9,220,628.52/x
  3. Step 3: Cross multiply
    13,013,916.84x = 19,499,530.14 × 9,220,628.52
  4. Step 4: Simplify right side
    13,013,916.84x = 179,797,923,735,483.59
  5. Step 5: Solve for x
    x = 179,797,923,735,483.59/13,013,916.84
  6. Step 6: Final answer
    x = 13,815,819.32

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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.