Home / 28,633,739.61-42,957,336.51-9,464,496.69

Finding the Fourth Proportional to 28,633,739.61, 42,957,336.51 and 9,464,496.69

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Solution

The fourth proportional to 28,633,739.61, 42,957,336.51 and 9,464,496.69 is: 14,198,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,633,739.61 : 42,957,336.51 = 9,464,496.69 : x
  2. Step 2: Convert to fraction form
    28,633,739.61/42,957,336.51 = 9,464,496.69/x
  3. Step 3: Cross multiply
    28,633,739.61x = 42,957,336.51 × 9,464,496.69
  4. Step 4: Simplify right side
    28,633,739.61x = 406,569,569,210,111.12
  5. Step 5: Solve for x
    x = 406,569,569,210,111.12/28,633,739.61
  6. Step 6: Final answer
    x = 14,198,968.59

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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.