Home / 16,382,983-22,608,526.28-9,139,639

Finding the Fourth Proportional to 16,382,983, 22,608,526.28 and 9,139,639

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Solution

The fourth proportional to 16,382,983, 22,608,526.28 and 9,139,639 is: 12,612,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,382,983 : 22,608,526.28 = 9,139,639 : x
  2. Step 2: Convert to fraction form
    16,382,983/22,608,526.28 = 9,139,639/x
  3. Step 3: Cross multiply
    16,382,983x = 22,608,526.28 × 9,139,639
  4. Step 4: Simplify right side
    16,382,983x = 206,633,768,521,212.94
  5. Step 5: Solve for x
    x = 206,633,768,521,212.94/16,382,983
  6. Step 6: Final answer
    x = 12,612,707.25

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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.