Home / 13,580,703.20-20,371,054.80-10,392,057.20

Finding the Fourth Proportional to 13,580,703.20, 20,371,054.80 and 10,392,057.20

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Solution

The fourth proportional to 13,580,703.20, 20,371,054.80 and 10,392,057.20 is: 15,588,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,703.20 : 20,371,054.80 = 10,392,057.20 : x
  2. Step 2: Convert to fraction form
    13,580,703.20/20,371,054.80 = 10,392,057.20/x
  3. Step 3: Cross multiply
    13,580,703.20x = 20,371,054.80 × 10,392,057.20
  4. Step 4: Simplify right side
    13,580,703.20x = 211,697,166,705,934.56
  5. Step 5: Solve for x
    x = 211,697,166,705,934.56/13,580,703.20
  6. Step 6: Final answer
    x = 15,588,085.80

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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.