Home / 12,551,011.30-18,829,141.35-4,032,208.90

Finding the Fourth Proportional to 12,551,011.30, 18,829,141.35 and 4,032,208.90

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Solution

The fourth proportional to 12,551,011.30, 18,829,141.35 and 4,032,208.90 is: 6,049,156.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551,011.30 : 18,829,141.35 = 4,032,208.90 : x
  2. Step 2: Convert to fraction form
    12,551,011.30/18,829,141.35 = 4,032,208.90/x
  3. Step 3: Cross multiply
    12,551,011.30x = 18,829,141.35 × 4,032,208.90
  4. Step 4: Simplify right side
    12,551,011.30x = 75,923,031,330,828.02
  5. Step 5: Solve for x
    x = 75,923,031,330,828.02/12,551,011.30
  6. Step 6: Final answer
    x = 6,049,156.48

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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.