Home / 10,621,776.90-15,932,641.05-4,552,573.26

Finding the Fourth Proportional to 10,621,776.90, 15,932,641.05 and 4,552,573.26

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Solution

The fourth proportional to 10,621,776.90, 15,932,641.05 and 4,552,573.26 is: 6,828,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621,776.90 : 15,932,641.05 = 4,552,573.26 : x
  2. Step 2: Convert to fraction form
    10,621,776.90/15,932,641.05 = 4,552,573.26/x
  3. Step 3: Cross multiply
    10,621,776.90x = 15,932,641.05 × 4,552,573.26
  4. Step 4: Simplify right side
    10,621,776.90x = 72,534,515,605,408.33
  5. Step 5: Solve for x
    x = 72,534,515,605,408.33/10,621,776.90
  6. Step 6: Final answer
    x = 6,828,849.47

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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.