Home / 14,365,821.60-21,548,732.40-8,980,552.80

Finding the Fourth Proportional to 14,365,821.60, 21,548,732.40 and 8,980,552.80

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Solution

The fourth proportional to 14,365,821.60, 21,548,732.40 and 8,980,552.80 is: 13,470,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,821.60 : 21,548,732.40 = 8,980,552.80 : x
  2. Step 2: Convert to fraction form
    14,365,821.60/21,548,732.40 = 8,980,552.80/x
  3. Step 3: Cross multiply
    14,365,821.60x = 21,548,732.40 × 8,980,552.80
  4. Step 4: Simplify right side
    14,365,821.60x = 193,519,529,091,270.72
  5. Step 5: Solve for x
    x = 193,519,529,091,270.72/14,365,821.60
  6. Step 6: Final answer
    x = 13,470,829.20

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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.