Home / 34,689,315.11-52,013,803.73-13,125,579.86

Finding the Fourth Proportional to 34,689,315.11, 52,013,803.73 and 13,125,579.86

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Solution

The fourth proportional to 34,689,315.11, 52,013,803.73 and 13,125,579.86 is: 19,680,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,689,315.11 : 52,013,803.73 = 13,125,579.86 : x
  2. Step 2: Convert to fraction form
    34,689,315.11/52,013,803.73 = 13,125,579.86/x
  3. Step 3: Cross multiply
    34,689,315.11x = 52,013,803.73 × 13,125,579.86
  4. Step 4: Simplify right side
    34,689,315.11x = 682,711,334,680,480.75
  5. Step 5: Solve for x
    x = 682,711,334,680,480.75/34,689,315.11
  6. Step 6: Final answer
    x = 19,680,738.36

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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.