Home / 14,355,705.80-19,807,468-8,160,266.27

Finding the Fourth Proportional to 14,355,705.80, 19,807,468 and 8,160,266.27

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Solution

The fourth proportional to 14,355,705.80, 19,807,468 and 8,160,266.27 is: 11,259,231.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355,705.80 : 19,807,468 = 8,160,266.27 : x
  2. Step 2: Convert to fraction form
    14,355,705.80/19,807,468 = 8,160,266.27/x
  3. Step 3: Cross multiply
    14,355,705.80x = 19,807,468 × 8,160,266.27
  4. Step 4: Simplify right side
    14,355,705.80x = 161,634,213,014,504.34
  5. Step 5: Solve for x
    x = 161,634,213,014,504.34/14,355,705.80
  6. Step 6: Final answer
    x = 11,259,231.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.