Home / 10,157,930.48-14,018,348.22-5,574,415.88

Finding the Fourth Proportional to 10,157,930.48, 14,018,348.22 and 5,574,415.88

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Solution

The fourth proportional to 10,157,930.48, 14,018,348.22 and 5,574,415.88 is: 7,692,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157,930.48 : 14,018,348.22 = 5,574,415.88 : x
  2. Step 2: Convert to fraction form
    10,157,930.48/14,018,348.22 = 5,574,415.88/x
  3. Step 3: Cross multiply
    10,157,930.48x = 14,018,348.22 × 5,574,415.88
  4. Step 4: Simplify right side
    10,157,930.48x = 78,144,102,928,937.73
  5. Step 5: Solve for x
    x = 78,144,102,928,937.73/10,157,930.48
  6. Step 6: Final answer
    x = 7,692,915.71

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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.