Home / 19,554,401.80-29,331,602.70-12,374,043.40

Finding the Fourth Proportional to 19,554,401.80, 29,331,602.70 and 12,374,043.40

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Solution

The fourth proportional to 19,554,401.80, 29,331,602.70 and 12,374,043.40 is: 18,561,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554,401.80 : 29,331,602.70 = 12,374,043.40 : x
  2. Step 2: Convert to fraction form
    19,554,401.80/29,331,602.70 = 12,374,043.40/x
  3. Step 3: Cross multiply
    19,554,401.80x = 29,331,602.70 × 12,374,043.40
  4. Step 4: Simplify right side
    19,554,401.80x = 362,950,524,801,357.19
  5. Step 5: Solve for x
    x = 362,950,524,801,357.19/19,554,401.80
  6. Step 6: Final answer
    x = 18,561,065.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.