Home / 11,688,496.98-16,130,147.70-6,531,858.51

Finding the Fourth Proportional to 11,688,496.98, 16,130,147.70 and 6,531,858.51

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Solution

The fourth proportional to 11,688,496.98, 16,130,147.70 and 6,531,858.51 is: 9,013,976.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,496.98 : 16,130,147.70 = 6,531,858.51 : x
  2. Step 2: Convert to fraction form
    11,688,496.98/16,130,147.70 = 6,531,858.51/x
  3. Step 3: Cross multiply
    11,688,496.98x = 16,130,147.70 × 6,531,858.51
  4. Step 4: Simplify right side
    11,688,496.98x = 105,359,842,521,801.92
  5. Step 5: Solve for x
    x = 105,359,842,521,801.92/11,688,496.98
  6. Step 6: Final answer
    x = 9,013,976.96

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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.