Home / 18,400,585.83-25,392,982.13-10,140,950.22

Finding the Fourth Proportional to 18,400,585.83, 25,392,982.13 and 10,140,950.22

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Solution

The fourth proportional to 18,400,585.83, 25,392,982.13 and 10,140,950.22 is: 13,994,607.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400,585.83 : 25,392,982.13 = 10,140,950.22 : x
  2. Step 2: Convert to fraction form
    18,400,585.83/25,392,982.13 = 10,140,950.22/x
  3. Step 3: Cross multiply
    18,400,585.83x = 25,392,982.13 × 10,140,950.22
  4. Step 4: Simplify right side
    18,400,585.83x = 257,508,967,666,974.84
  5. Step 5: Solve for x
    x = 257,508,967,666,974.84/18,400,585.83
  6. Step 6: Final answer
    x = 13,994,607.02

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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.