Home / 10,157,398.16-14,017,190.00-5,511,181.86

Finding the Fourth Proportional to 10,157,398.16, 14,017,190.00 and 5,511,181.86

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Solution

The fourth proportional to 10,157,398.16, 14,017,190.00 and 5,511,181.86 is: 7,605,420.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157,398.16 : 14,017,190.00 = 5,511,181.86 : x
  2. Step 2: Convert to fraction form
    10,157,398.16/14,017,190.00 = 5,511,181.86/x
  3. Step 3: Cross multiply
    10,157,398.16x = 14,017,190.00 × 5,511,181.86
  4. Step 4: Simplify right side
    10,157,398.16x = 77,251,283,228,617.48
  5. Step 5: Solve for x
    x = 77,251,283,228,617.48/10,157,398.16
  6. Step 6: Final answer
    x = 7,605,420.41

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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.