Home / 21,734,895.84-29,994,831.44-11,945,162.40

Finding the Fourth Proportional to 21,734,895.84, 29,994,831.44 and 11,945,162.40

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Solution

The fourth proportional to 21,734,895.84, 29,994,831.44 and 11,945,162.40 is: 16,484,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,895.84 : 29,994,831.44 = 11,945,162.40 : x
  2. Step 2: Convert to fraction form
    21,734,895.84/29,994,831.44 = 11,945,162.40/x
  3. Step 3: Cross multiply
    21,734,895.84x = 29,994,831.44 × 11,945,162.40
  4. Step 4: Simplify right side
    21,734,895.84x = 358,293,132,711,425.88
  5. Step 5: Solve for x
    x = 358,293,132,711,425.88/21,734,895.84
  6. Step 6: Final answer
    x = 16,484,695.18

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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.