Home / 20,000,445.02-30,000,448.84-4,854,376.52

Finding the Fourth Proportional to 20,000,445.02, 30,000,448.84 and 4,854,376.52

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Solution

The fourth proportional to 20,000,445.02, 30,000,448.84 and 4,854,376.52 is: 7,281,511.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000,445.02 : 30,000,448.84 = 4,854,376.52 : x
  2. Step 2: Convert to fraction form
    20,000,445.02/30,000,448.84 = 4,854,376.52/x
  3. Step 3: Cross multiply
    20,000,445.02x = 30,000,448.84 × 4,854,376.52
  4. Step 4: Simplify right side
    20,000,445.02x = 145,633,474,552,919.84
  5. Step 5: Solve for x
    x = 145,633,474,552,919.84/20,000,445.02
  6. Step 6: Final answer
    x = 7,281,511.71

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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.