Home / 30,752,153.51-42,438,857.58-17,002,003.37

Finding the Fourth Proportional to 30,752,153.51, 42,438,857.58 and 17,002,003.37

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Solution

The fourth proportional to 30,752,153.51, 42,438,857.58 and 17,002,003.37 is: 23,463,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,752,153.51 : 42,438,857.58 = 17,002,003.37 : x
  2. Step 2: Convert to fraction form
    30,752,153.51/42,438,857.58 = 17,002,003.37/x
  3. Step 3: Cross multiply
    30,752,153.51x = 42,438,857.58 × 17,002,003.37
  4. Step 4: Simplify right side
    30,752,153.51x = 721,545,599,381,915.62
  5. Step 5: Solve for x
    x = 721,545,599,381,915.62/30,752,153.51
  6. Step 6: Final answer
    x = 23,463,254.35

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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.