Home / 10,865,309.40-16,299,932.40-5,460,357.60

Finding the Fourth Proportional to 10,865,309.40, 16,299,932.40 and 5,460,357.60

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Solution

The fourth proportional to 10,865,309.40, 16,299,932.40 and 5,460,357.60 is: 8,191,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,309.40 : 16,299,932.40 = 5,460,357.60 : x
  2. Step 2: Convert to fraction form
    10,865,309.40/16,299,932.40 = 5,460,357.60/x
  3. Step 3: Cross multiply
    10,865,309.40x = 16,299,932.40 × 5,460,357.60
  4. Step 4: Simplify right side
    10,865,309.40x = 89,003,459,759,826.23
  5. Step 5: Solve for x
    x = 89,003,459,759,826.23/10,865,309.40
  6. Step 6: Final answer
    x = 8,191,525.57

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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.