Home / 7,938,395.48-10,961,156.48-6,099,955.88

Finding the Fourth Proportional to 7,938,395.48, 10,961,156.48 and 6,099,955.88

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Solution

The fourth proportional to 7,938,395.48, 10,961,156.48 and 6,099,955.88 is: 8,422,680.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,395.48 : 10,961,156.48 = 6,099,955.88 : x
  2. Step 2: Convert to fraction form
    7,938,395.48/10,961,156.48 = 6,099,955.88/x
  3. Step 3: Cross multiply
    7,938,395.48x = 10,961,156.48 × 6,099,955.88
  4. Step 4: Simplify right side
    7,938,395.48x = 66,862,570,921,776.10
  5. Step 5: Solve for x
    x = 66,862,570,921,776.10/7,938,395.48
  6. Step 6: Final answer
    x = 8,422,680.77

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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.