Home / 21,746,859.33-30,010,777.58-11,957,934.81

Finding the Fourth Proportional to 21,746,859.33, 30,010,777.58 and 11,957,934.81

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Solution

The fourth proportional to 21,746,859.33, 30,010,777.58 and 11,957,934.81 is: 16,502,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746,859.33 : 30,010,777.58 = 11,957,934.81 : x
  2. Step 2: Convert to fraction form
    21,746,859.33/30,010,777.58 = 11,957,934.81/x
  3. Step 3: Cross multiply
    21,746,859.33x = 30,010,777.58 × 11,957,934.81
  4. Step 4: Simplify right side
    21,746,859.33x = 358,866,921,839,259.88
  5. Step 5: Solve for x
    x = 358,866,921,839,259.88/21,746,859.33
  6. Step 6: Final answer
    x = 16,502,011.46

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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.