Home / 11,687,661.24-16,128,672.12-6,531,065.16

Finding the Fourth Proportional to 11,687,661.24, 16,128,672.12 and 6,531,065.16

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Solution

The fourth proportional to 11,687,661.24, 16,128,672.12 and 6,531,065.16 is: 9,012,702.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687,661.24 : 16,128,672.12 = 6,531,065.16 : x
  2. Step 2: Convert to fraction form
    11,687,661.24/16,128,672.12 = 6,531,065.16/x
  3. Step 3: Cross multiply
    11,687,661.24x = 16,128,672.12 × 6,531,065.16
  4. Step 4: Simplify right side
    11,687,661.24x = 105,337,408,559,995.34
  5. Step 5: Solve for x
    x = 105,337,408,559,995.34/11,687,661.24
  6. Step 6: Final answer
    x = 9,012,702.06

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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.