Home / 14,091,512.49-21,130,610.54-5,459,656.77

Finding the Fourth Proportional to 14,091,512.49, 21,130,610.54 and 5,459,656.77

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Solution

The fourth proportional to 14,091,512.49, 21,130,610.54 and 5,459,656.77 is: 8,186,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091,512.49 : 21,130,610.54 = 5,459,656.77 : x
  2. Step 2: Convert to fraction form
    14,091,512.49/21,130,610.54 = 5,459,656.77/x
  3. Step 3: Cross multiply
    14,091,512.49x = 21,130,610.54 × 5,459,656.77
  4. Step 4: Simplify right side
    14,091,512.49x = 115,365,880,861,646.06
  5. Step 5: Solve for x
    x = 115,365,880,861,646.06/14,091,512.49
  6. Step 6: Final answer
    x = 8,186,905.48

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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.