Home / 13,010,956.80-19,502,438.40-4,920,806.40

Finding the Fourth Proportional to 13,010,956.80, 19,502,438.40 and 4,920,806.40

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Solution

The fourth proportional to 13,010,956.80, 19,502,438.40 and 4,920,806.40 is: 7,375,915.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010,956.80 : 19,502,438.40 = 4,920,806.40 : x
  2. Step 2: Convert to fraction form
    13,010,956.80/19,502,438.40 = 4,920,806.40/x
  3. Step 3: Cross multiply
    13,010,956.80x = 19,502,438.40 × 4,920,806.40
  4. Step 4: Simplify right side
    13,010,956.80x = 95,967,723,694,325.77
  5. Step 5: Solve for x
    x = 95,967,723,694,325.77/13,010,956.80
  6. Step 6: Final answer
    x = 7,375,915.94

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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.