Home / 10,312,072.64-14,230,177.44-5,728,673.60

Finding the Fourth Proportional to 10,312,072.64, 14,230,177.44 and 5,728,673.60

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Solution

The fourth proportional to 10,312,072.64, 14,230,177.44 and 5,728,673.60 is: 7,905,301.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312,072.64 : 14,230,177.44 = 5,728,673.60 : x
  2. Step 2: Convert to fraction form
    10,312,072.64/14,230,177.44 = 5,728,673.60/x
  3. Step 3: Cross multiply
    10,312,072.64x = 14,230,177.44 × 5,728,673.60
  4. Step 4: Simplify right side
    10,312,072.64x = 81,520,041,823,843.58
  5. Step 5: Solve for x
    x = 81,520,041,823,843.58/10,312,072.64
  6. Step 6: Final answer
    x = 7,905,301.36

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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.