Home / 10,880,209.71-15,014,215.08-5,985,121.32

Finding the Fourth Proportional to 10,880,209.71, 15,014,215.08 and 5,985,121.32

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Solution

The fourth proportional to 10,880,209.71, 15,014,215.08 and 5,985,121.32 is: 8,259,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,209.71 : 15,014,215.08 = 5,985,121.32 : x
  2. Step 2: Convert to fraction form
    10,880,209.71/15,014,215.08 = 5,985,121.32/x
  3. Step 3: Cross multiply
    10,880,209.71x = 15,014,215.08 × 5,985,121.32
  4. Step 4: Simplify right side
    10,880,209.71x = 89,861,898,778,373.52
  5. Step 5: Solve for x
    x = 89,861,898,778,373.52/10,880,209.71
  6. Step 6: Final answer
    x = 8,259,206.50

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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.