Home / 7,427,505.72-10,251,781.32-4,528,495.20

Finding the Fourth Proportional to 7,427,505.72, 10,251,781.32 and 4,528,495.20

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Solution

The fourth proportional to 7,427,505.72, 10,251,781.32 and 4,528,495.20 is: 6,250,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427,505.72 : 10,251,781.32 = 4,528,495.20 : x
  2. Step 2: Convert to fraction form
    7,427,505.72/10,251,781.32 = 4,528,495.20/x
  3. Step 3: Cross multiply
    7,427,505.72x = 10,251,781.32 × 4,528,495.20
  4. Step 4: Simplify right side
    7,427,505.72x = 46,425,142,499,069.66
  5. Step 5: Solve for x
    x = 46,425,142,499,069.66/7,427,505.72
  6. Step 6: Final answer
    x = 6,250,435.11

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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.