Home / 21,816,423.80-30,106,755.78-12,026,652.92

Finding the Fourth Proportional to 21,816,423.80, 30,106,755.78 and 12,026,652.92

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Solution

The fourth proportional to 21,816,423.80, 30,106,755.78 and 12,026,652.92 is: 16,596,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816,423.80 : 30,106,755.78 = 12,026,652.92 : x
  2. Step 2: Convert to fraction form
    21,816,423.80/30,106,755.78 = 12,026,652.92/x
  3. Step 3: Cross multiply
    21,816,423.80x = 30,106,755.78 × 12,026,652.92
  4. Step 4: Simplify right side
    21,816,423.80x = 362,083,502,313,263.88
  5. Step 5: Solve for x
    x = 362,083,502,313,263.88/21,816,423.80
  6. Step 6: Final answer
    x = 16,596,831.16

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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.