Home / 13,829,136.78-19,083,708.63-7,634,050.50

Finding the Fourth Proportional to 13,829,136.78, 19,083,708.63 and 7,634,050.50

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Solution

The fourth proportional to 13,829,136.78, 19,083,708.63 and 7,634,050.50 is: 10,534,713.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,136.78 : 19,083,708.63 = 7,634,050.50 : x
  2. Step 2: Convert to fraction form
    13,829,136.78/19,083,708.63 = 7,634,050.50/x
  3. Step 3: Cross multiply
    13,829,136.78x = 19,083,708.63 × 7,634,050.50
  4. Step 4: Simplify right side
    13,829,136.78x = 145,685,995,408,705.81
  5. Step 5: Solve for x
    x = 145,685,995,408,705.81/13,829,136.78
  6. Step 6: Final answer
    x = 10,534,713.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.