Home / 13,029,724.37-19,544,737.03-3,931,900.76

Finding the Fourth Proportional to 13,029,724.37, 19,544,737.03 and 3,931,900.76

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Solution

The fourth proportional to 13,029,724.37, 19,544,737.03 and 3,931,900.76 is: 5,897,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029,724.37 : 19,544,737.03 = 3,931,900.76 : x
  2. Step 2: Convert to fraction form
    13,029,724.37/19,544,737.03 = 3,931,900.76/x
  3. Step 3: Cross multiply
    13,029,724.37x = 19,544,737.03 × 3,931,900.76
  4. Step 4: Simplify right side
    13,029,724.37x = 76,847,966,421,289.23
  5. Step 5: Solve for x
    x = 76,847,966,421,289.23/13,029,724.37
  6. Step 6: Final answer
    x = 5,897,896.55

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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.