Home / 21,816,153.98-30,106,383.66-12,026,383.37

Finding the Fourth Proportional to 21,816,153.98, 30,106,383.66 and 12,026,383.37

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Solution

The fourth proportional to 21,816,153.98, 30,106,383.66 and 12,026,383.37 is: 16,596,459.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816,153.98 : 30,106,383.66 = 12,026,383.37 : x
  2. Step 2: Convert to fraction form
    21,816,153.98/30,106,383.66 = 12,026,383.37/x
  3. Step 3: Cross multiply
    21,816,153.98x = 30,106,383.66 × 12,026,383.37
  4. Step 4: Simplify right side
    21,816,153.98x = 362,070,911,779,463.69
  5. Step 5: Solve for x
    x = 362,070,911,779,463.69/21,816,153.98
  6. Step 6: Final answer
    x = 16,596,459.31

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1.5x scale

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.