Home / 8,379,296.64-11,564,415.36-4,708,221.12

Finding the Fourth Proportional to 8,379,296.64, 11,564,415.36 and 4,708,221.12

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Solution

The fourth proportional to 8,379,296.64, 11,564,415.36 and 4,708,221.12 is: 6,497,899.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379,296.64 : 11,564,415.36 = 4,708,221.12 : x
  2. Step 2: Convert to fraction form
    8,379,296.64/11,564,415.36 = 4,708,221.12/x
  3. Step 3: Cross multiply
    8,379,296.64x = 11,564,415.36 × 4,708,221.12
  4. Step 4: Simplify right side
    8,379,296.64x = 54,447,824,638,404.40
  5. Step 5: Solve for x
    x = 54,447,824,638,404.40/8,379,296.64
  6. Step 6: Final answer
    x = 6,497,899.16

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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.