Home / 53,675,999.40-80,513,999.10-13,286,483.40

Finding the Fourth Proportional to 53,675,999.40, 80,513,999.10 and 13,286,483.40

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Solution

The fourth proportional to 53,675,999.40, 80,513,999.10 and 13,286,483.40 is: 19,929,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,675,999.40 : 80,513,999.10 = 13,286,483.40 : x
  2. Step 2: Convert to fraction form
    53,675,999.40/80,513,999.10 = 13,286,483.40/x
  3. Step 3: Cross multiply
    53,675,999.40x = 80,513,999.10 × 13,286,483.40
  4. Step 4: Simplify right side
    53,675,999.40x = 1,069,747,912,509,764.88
  5. Step 5: Solve for x
    x = 1,069,747,912,509,764.88/53,675,999.40
  6. Step 6: Final answer
    x = 19,929,725.10

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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.