Home / 14,009,247.01-19,333,241.66-8,128,437.15

Finding the Fourth Proportional to 14,009,247.01, 19,333,241.66 and 8,128,437.15

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Solution

The fourth proportional to 14,009,247.01, 19,333,241.66 and 8,128,437.15 is: 11,217,522.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009,247.01 : 19,333,241.66 = 8,128,437.15 : x
  2. Step 2: Convert to fraction form
    14,009,247.01/19,333,241.66 = 8,128,437.15/x
  3. Step 3: Cross multiply
    14,009,247.01x = 19,333,241.66 × 8,128,437.15
  4. Step 4: Simplify right side
    14,009,247.01x = 157,149,039,739,071.69
  5. Step 5: Solve for x
    x = 157,149,039,739,071.69/14,009,247.01
  6. Step 6: Final answer
    x = 11,217,522.23

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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.