Home / 16,128,693.70-24,193,040.55-13,292,008.90

Finding the Fourth Proportional to 16,128,693.70, 24,193,040.55 and 13,292,008.90

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Solution

The fourth proportional to 16,128,693.70, 24,193,040.55 and 13,292,008.90 is: 19,938,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,693.70 : 24,193,040.55 = 13,292,008.90 : x
  2. Step 2: Convert to fraction form
    16,128,693.70/24,193,040.55 = 13,292,008.90/x
  3. Step 3: Cross multiply
    16,128,693.70x = 24,193,040.55 × 13,292,008.90
  4. Step 4: Simplify right side
    16,128,693.70x = 321,574,110,308,660.94
  5. Step 5: Solve for x
    x = 321,574,110,308,660.94/16,128,693.70
  6. Step 6: Final answer
    x = 19,938,013.35

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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.