Home / 9,013,592.72-13,520,389.06-2,190,130.86

Finding the Fourth Proportional to 9,013,592.72, 13,520,389.06 and 2,190,130.86

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Solution

The fourth proportional to 9,013,592.72, 13,520,389.06 and 2,190,130.86 is: 3,285,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013,592.72 : 13,520,389.06 = 2,190,130.86 : x
  2. Step 2: Convert to fraction form
    9,013,592.72/13,520,389.06 = 2,190,130.86/x
  3. Step 3: Cross multiply
    9,013,592.72x = 13,520,389.06 × 2,190,130.86
  4. Step 4: Simplify right side
    9,013,592.72x = 29,611,421,319,512.39
  5. Step 5: Solve for x
    x = 29,611,421,319,512.39/9,013,592.72
  6. Step 6: Final answer
    x = 3,285,196.29

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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.