Home / 13,029,636.63-19,543,963.55-3,931,491.56

Finding the Fourth Proportional to 13,029,636.63, 19,543,963.55 and 3,931,491.56

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Solution

The fourth proportional to 13,029,636.63, 19,543,963.55 and 3,931,491.56 is: 5,897,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029,636.63 : 19,543,963.55 = 3,931,491.56 : x
  2. Step 2: Convert to fraction form
    13,029,636.63/19,543,963.55 = 3,931,491.56/x
  3. Step 3: Cross multiply
    13,029,636.63x = 19,543,963.55 × 3,931,491.56
  4. Step 4: Simplify right side
    13,029,636.63x = 76,836,927,745,772.64
  5. Step 5: Solve for x
    x = 76,836,927,745,772.64/13,029,636.63
  6. Step 6: Final answer
    x = 5,897,089.07

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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.