Home / 9,115,904.88-12,579,846.75-4,986,054.63

Finding the Fourth Proportional to 9,115,904.88, 12,579,846.75 and 4,986,054.63

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Solution

The fourth proportional to 9,115,904.88, 12,579,846.75 and 4,986,054.63 is: 6,880,699.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,904.88 : 12,579,846.75 = 4,986,054.63 : x
  2. Step 2: Convert to fraction form
    9,115,904.88/12,579,846.75 = 4,986,054.63/x
  3. Step 3: Cross multiply
    9,115,904.88x = 12,579,846.75 × 4,986,054.63
  4. Step 4: Simplify right side
    9,115,904.88x = 62,723,803,132,527.95
  5. Step 5: Solve for x
    x = 62,723,803,132,527.95/9,115,904.88
  6. Step 6: Final answer
    x = 6,880,699.61

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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.