Home / 11,688,495.72-16,130,145.96-6,531,857.26

Finding the Fourth Proportional to 11,688,495.72, 16,130,145.96 and 6,531,857.26

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Solution

The fourth proportional to 11,688,495.72, 16,130,145.96 and 6,531,857.26 is: 9,013,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,495.72 : 16,130,145.96 = 6,531,857.26 : x
  2. Step 2: Convert to fraction form
    11,688,495.72/16,130,145.96 = 6,531,857.26/x
  3. Step 3: Cross multiply
    11,688,495.72x = 16,130,145.96 × 6,531,857.26
  4. Step 4: Simplify right side
    11,688,495.72x = 105,359,810,993,685.67
  5. Step 5: Solve for x
    x = 105,359,810,993,685.67/11,688,495.72
  6. Step 6: Final answer
    x = 9,013,975.24

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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.