Home / 9,899,076.03-13,662,640-6,455,338.35

Finding the Fourth Proportional to 9,899,076.03, 13,662,640 and 6,455,338.35

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Solution

The fourth proportional to 9,899,076.03, 13,662,640 and 6,455,338.35 is: 8,909,615.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,899,076.03 : 13,662,640 = 6,455,338.35 : x
  2. Step 2: Convert to fraction form
    9,899,076.03/13,662,640 = 6,455,338.35/x
  3. Step 3: Cross multiply
    9,899,076.03x = 13,662,640 × 6,455,338.35
  4. Step 4: Simplify right side
    9,899,076.03x = 88,196,963,954,244
  5. Step 5: Solve for x
    x = 88,196,963,954,244/9,899,076.03
  6. Step 6: Final answer
    x = 8,909,615.77

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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.