Home / 10,825,128.88-14,938,676.54-6,474,214.48

Finding the Fourth Proportional to 10,825,128.88, 14,938,676.54 and 6,474,214.48

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Solution

The fourth proportional to 10,825,128.88, 14,938,676.54 and 6,474,214.48 is: 8,934,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825,128.88 : 14,938,676.54 = 6,474,214.48 : x
  2. Step 2: Convert to fraction form
    10,825,128.88/14,938,676.54 = 6,474,214.48/x
  3. Step 3: Cross multiply
    10,825,128.88x = 14,938,676.54 × 6,474,214.48
  4. Step 4: Simplify right side
    10,825,128.88x = 96,716,195,967,304.30
  5. Step 5: Solve for x
    x = 96,716,195,967,304.30/10,825,128.88
  6. Step 6: Final answer
    x = 8,934,415.20

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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.