Home / 14,009,248.01-19,333,243.04-8,128,438.15

Finding the Fourth Proportional to 14,009,248.01, 19,333,243.04 and 8,128,438.15

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Solution

The fourth proportional to 14,009,248.01, 19,333,243.04 and 8,128,438.15 is: 11,217,523.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009,248.01 : 19,333,243.04 = 8,128,438.15 : x
  2. Step 2: Convert to fraction form
    14,009,248.01/19,333,243.04 = 8,128,438.15/x
  3. Step 3: Cross multiply
    14,009,248.01x = 19,333,243.04 × 8,128,438.15
  4. Step 4: Simplify right side
    14,009,248.01x = 157,149,070,289,557.97
  5. Step 5: Solve for x
    x = 157,149,070,289,557.97/14,009,248.01
  6. Step 6: Final answer
    x = 11,217,523.61

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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.