Home / 10,921,696.60-16,361,655.30-5,871,328.60

Finding the Fourth Proportional to 10,921,696.60, 16,361,655.30 and 5,871,328.60

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Solution

The fourth proportional to 10,921,696.60, 16,361,655.30 and 5,871,328.60 is: 8,795,762.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,696.60 : 16,361,655.30 = 5,871,328.60 : x
  2. Step 2: Convert to fraction form
    10,921,696.60/16,361,655.30 = 5,871,328.60/x
  3. Step 3: Cross multiply
    10,921,696.60x = 16,361,655.30 × 5,871,328.60
  4. Step 4: Simplify right side
    10,921,696.60x = 96,064,654,706,231.58
  5. Step 5: Solve for x
    x = 96,064,654,706,231.58/10,921,696.60
  6. Step 6: Final answer
    x = 8,795,762.99

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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.