Home / 11,078,738.56-15,291,210.11-6,496,536.16

Finding the Fourth Proportional to 11,078,738.56, 15,291,210.11 and 6,496,536.16

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Solution

The fourth proportional to 11,078,738.56, 15,291,210.11 and 6,496,536.16 is: 8,966,715.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,738.56 : 15,291,210.11 = 6,496,536.16 : x
  2. Step 2: Convert to fraction form
    11,078,738.56/15,291,210.11 = 6,496,536.16/x
  3. Step 3: Cross multiply
    11,078,738.56x = 15,291,210.11 × 6,496,536.16
  4. Step 4: Simplify right side
    11,078,738.56x = 99,339,899,409,772.58
  5. Step 5: Solve for x
    x = 99,339,899,409,772.58/11,078,738.56
  6. Step 6: Final answer
    x = 8,966,715.74

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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.