Home / 6,927,492.54-9,559,915.76-3,871,706.78

Finding the Fourth Proportional to 6,927,492.54, 9,559,915.76 and 3,871,706.78

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Solution

The fourth proportional to 6,927,492.54, 9,559,915.76 and 3,871,706.78 is: 5,342,941.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927,492.54 : 9,559,915.76 = 3,871,706.78 : x
  2. Step 2: Convert to fraction form
    6,927,492.54/9,559,915.76 = 3,871,706.78/x
  3. Step 3: Cross multiply
    6,927,492.54x = 9,559,915.76 × 3,871,706.78
  4. Step 4: Simplify right side
    6,927,492.54x = 37,013,190,664,220.85
  5. Step 5: Solve for x
    x = 37,013,190,664,220.85/6,927,492.54
  6. Step 6: Final answer
    x = 5,342,941.97

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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.