Home / 16,871,459.05-23,276,021.77-9,805,878.28

Finding the Fourth Proportional to 16,871,459.05, 23,276,021.77 and 9,805,878.28

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Solution

The fourth proportional to 16,871,459.05, 23,276,021.77 and 9,805,878.28 is: 13,528,280.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871,459.05 : 23,276,021.77 = 9,805,878.28 : x
  2. Step 2: Convert to fraction form
    16,871,459.05/23,276,021.77 = 9,805,878.28/x
  3. Step 3: Cross multiply
    16,871,459.05x = 23,276,021.77 × 9,805,878.28
  4. Step 4: Simplify right side
    16,871,459.05x = 228,241,836,322,301.59
  5. Step 5: Solve for x
    x = 228,241,836,322,301.59/16,871,459.05
  6. Step 6: Final answer
    x = 13,528,280.85

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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.