Home / 10,315,697.74-14,235,379.77-5,731,901.26

Finding the Fourth Proportional to 10,315,697.74, 14,235,379.77 and 5,731,901.26

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Solution

The fourth proportional to 10,315,697.74, 14,235,379.77 and 5,731,901.26 is: 7,909,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,697.74 : 14,235,379.77 = 5,731,901.26 : x
  2. Step 2: Convert to fraction form
    10,315,697.74/14,235,379.77 = 5,731,901.26/x
  3. Step 3: Cross multiply
    10,315,697.74x = 14,235,379.77 × 5,731,901.26
  4. Step 4: Simplify right side
    10,315,697.74x = 81,595,791,240,241.50
  5. Step 5: Solve for x
    x = 81,595,791,240,241.50/10,315,697.74
  6. Step 6: Final answer
    x = 7,909,866.43

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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.