Home / 11,604,143.37-16,013,721.20-6,447,504.90

Finding the Fourth Proportional to 11,604,143.37, 16,013,721.20 and 6,447,504.90

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Solution

The fourth proportional to 11,604,143.37, 16,013,721.20 and 6,447,504.90 is: 8,897,558.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604,143.37 : 16,013,721.20 = 6,447,504.90 : x
  2. Step 2: Convert to fraction form
    11,604,143.37/16,013,721.20 = 6,447,504.90/x
  3. Step 3: Cross multiply
    11,604,143.37x = 16,013,721.20 × 6,447,504.90
  4. Step 4: Simplify right side
    11,604,143.37x = 103,248,545,932,047.81
  5. Step 5: Solve for x
    x = 103,248,545,932,047.81/11,604,143.37
  6. Step 6: Final answer
    x = 8,897,558.62

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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.