Home / 8,011,225-12,018,344.10-3,219,294.16

Finding the Fourth Proportional to 8,011,225, 12,018,344.10 and 3,219,294.16

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Solution

The fourth proportional to 8,011,225, 12,018,344.10 and 3,219,294.16 is: 4,829,546.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011,225 : 12,018,344.10 = 3,219,294.16 : x
  2. Step 2: Convert to fraction form
    8,011,225/12,018,344.10 = 3,219,294.16/x
  3. Step 3: Cross multiply
    8,011,225x = 12,018,344.10 × 3,219,294.16
  4. Step 4: Simplify right side
    8,011,225x = 38,690,584,974,000.45
  5. Step 5: Solve for x
    x = 38,690,584,974,000.45/8,011,225
  6. Step 6: Final answer
    x = 4,829,546.66

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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.