Home / 28,950,828.25-43,417,038.79-9,515,571.61

Finding the Fourth Proportional to 28,950,828.25, 43,417,038.79 and 9,515,571.61

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Solution

The fourth proportional to 28,950,828.25, 43,417,038.79 and 9,515,571.61 is: 14,270,332.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,828.25 : 43,417,038.79 = 9,515,571.61 : x
  2. Step 2: Convert to fraction form
    28,950,828.25/43,417,038.79 = 9,515,571.61/x
  3. Step 3: Cross multiply
    28,950,828.25x = 43,417,038.79 × 9,515,571.61
  4. Step 4: Simplify right side
    28,950,828.25x = 413,137,941,700,392.69
  5. Step 5: Solve for x
    x = 413,137,941,700,392.69/28,950,828.25
  6. Step 6: Final answer
    x = 14,270,332.38

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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.