Home / 52,578,509.52-78,797,268-40,920,961.44

Finding the Fourth Proportional to 52,578,509.52, 78,797,268 and 40,920,961.44

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Solution

The fourth proportional to 52,578,509.52, 78,797,268 and 40,920,961.44 is: 61,326,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,578,509.52 : 78,797,268 = 40,920,961.44 : x
  2. Step 2: Convert to fraction form
    52,578,509.52/78,797,268 = 40,920,961.44/x
  3. Step 3: Cross multiply
    52,578,509.52x = 78,797,268 × 40,920,961.44
  4. Step 4: Simplify right side
    52,578,509.52x = 3,224,459,965,405,345.50
  5. Step 5: Solve for x
    x = 3,224,459,965,405,345.50/52,578,509.52
  6. Step 6: Final answer
    x = 61,326,576.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.