Home / 18,327,263.22-25,291,682.13-10,178,500.98

Finding the Fourth Proportional to 18,327,263.22, 25,291,682.13 and 10,178,500.98

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Solution

The fourth proportional to 18,327,263.22, 25,291,682.13 and 10,178,500.98 is: 14,046,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327,263.22 : 25,291,682.13 = 10,178,500.98 : x
  2. Step 2: Convert to fraction form
    18,327,263.22/25,291,682.13 = 10,178,500.98/x
  3. Step 3: Cross multiply
    18,327,263.22x = 25,291,682.13 × 10,178,500.98
  4. Step 4: Simplify right side
    18,327,263.22x = 257,431,411,346,053.50
  5. Step 5: Solve for x
    x = 257,431,411,346,053.50/18,327,263.22
  6. Step 6: Final answer
    x = 14,046,364.06

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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.