Home / 14,487,619.40-21,731,429.10-14,263,670.60

Finding the Fourth Proportional to 14,487,619.40, 21,731,429.10 and 14,263,670.60

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Solution

The fourth proportional to 14,487,619.40, 21,731,429.10 and 14,263,670.60 is: 21,395,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,619.40 : 21,731,429.10 = 14,263,670.60 : x
  2. Step 2: Convert to fraction form
    14,487,619.40/21,731,429.10 = 14,263,670.60/x
  3. Step 3: Cross multiply
    14,487,619.40x = 21,731,429.10 × 14,263,670.60
  4. Step 4: Simplify right side
    14,487,619.40x = 309,969,946,349,654.50
  5. Step 5: Solve for x
    x = 309,969,946,349,654.50/14,487,619.40
  6. Step 6: Final answer
    x = 21,395,505.90

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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.