Home / 40,802,421.60-61,203,632.40-12,048,511.05

Finding the Fourth Proportional to 40,802,421.60, 61,203,632.40 and 12,048,511.05

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Solution

The fourth proportional to 40,802,421.60, 61,203,632.40 and 12,048,511.05 is: 18,072,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,802,421.60 : 61,203,632.40 = 12,048,511.05 : x
  2. Step 2: Convert to fraction form
    40,802,421.60/61,203,632.40 = 12,048,511.05/x
  3. Step 3: Cross multiply
    40,802,421.60x = 61,203,632.40 × 12,048,511.05
  4. Step 4: Simplify right side
    40,802,421.60x = 737,412,641,271,538
  5. Step 5: Solve for x
    x = 737,412,641,271,538/40,802,421.60
  6. Step 6: Final answer
    x = 18,072,766.58

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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.