Home / 30,886,970.61-46,334,392.52-11,723,208.15

Finding the Fourth Proportional to 30,886,970.61, 46,334,392.52 and 11,723,208.15

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Solution

The fourth proportional to 30,886,970.61, 46,334,392.52 and 11,723,208.15 is: 17,586,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,886,970.61 : 46,334,392.52 = 11,723,208.15 : x
  2. Step 2: Convert to fraction form
    30,886,970.61/46,334,392.52 = 11,723,208.15/x
  3. Step 3: Cross multiply
    30,886,970.61x = 46,334,392.52 × 11,723,208.15
  4. Step 4: Simplify right side
    30,886,970.61x = 543,187,727,957,147
  5. Step 5: Solve for x
    x = 543,187,727,957,147/30,886,970.61
  6. Step 6: Final answer
    x = 17,586,306.37

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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.