Home / 13,212,847.40-19,814,511.42-4,574,602.52

Finding the Fourth Proportional to 13,212,847.40, 19,814,511.42 and 4,574,602.52

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Solution

The fourth proportional to 13,212,847.40, 19,814,511.42 and 4,574,602.52 is: 6,860,255.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,212,847.40 : 19,814,511.42 = 4,574,602.52 : x
  2. Step 2: Convert to fraction form
    13,212,847.40/19,814,511.42 = 4,574,602.52/x
  3. Step 3: Cross multiply
    13,212,847.40x = 19,814,511.42 × 4,574,602.52
  4. Step 4: Simplify right side
    13,212,847.40x = 90,643,513,874,500.78
  5. Step 5: Solve for x
    x = 90,643,513,874,500.78/13,212,847.40
  6. Step 6: Final answer
    x = 6,860,255.87

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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.