Home / 11,903,754.93-16,428,701.33-7,009,432.39

Finding the Fourth Proportional to 11,903,754.93, 16,428,701.33 and 7,009,432.39

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Solution

The fourth proportional to 11,903,754.93, 16,428,701.33 and 7,009,432.39 is: 9,673,911.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903,754.93 : 16,428,701.33 = 7,009,432.39 : x
  2. Step 2: Convert to fraction form
    11,903,754.93/16,428,701.33 = 7,009,432.39/x
  3. Step 3: Cross multiply
    11,903,754.93x = 16,428,701.33 × 7,009,432.39
  4. Step 4: Simplify right side
    11,903,754.93x = 115,155,871,228,138.08
  5. Step 5: Solve for x
    x = 115,155,871,228,138.08/11,903,754.93
  6. Step 6: Final answer
    x = 9,673,911.46

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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.