Home / 11,528,978.21-15,910,328.28-6,302,275.22

Finding the Fourth Proportional to 11,528,978.21, 15,910,328.28 and 6,302,275.22

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Solution

The fourth proportional to 11,528,978.21, 15,910,328.28 and 6,302,275.22 is: 8,697,324.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528,978.21 : 15,910,328.28 = 6,302,275.22 : x
  2. Step 2: Convert to fraction form
    11,528,978.21/15,910,328.28 = 6,302,275.22/x
  3. Step 3: Cross multiply
    11,528,978.21x = 15,910,328.28 × 6,302,275.22
  4. Step 4: Simplify right side
    11,528,978.21x = 100,271,267,661,109.22
  5. Step 5: Solve for x
    x = 100,271,267,661,109.22/11,528,978.21
  6. Step 6: Final answer
    x = 8,697,324.76

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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.