Home / 18,490,384.42-25,516,817.98-10,341,622.42

Finding the Fourth Proportional to 18,490,384.42, 25,516,817.98 and 10,341,622.42

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Solution

The fourth proportional to 18,490,384.42, 25,516,817.98 and 10,341,622.42 is: 14,271,487.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,490,384.42 : 25,516,817.98 = 10,341,622.42 : x
  2. Step 2: Convert to fraction form
    18,490,384.42/25,516,817.98 = 10,341,622.42/x
  3. Step 3: Cross multiply
    18,490,384.42x = 25,516,817.98 × 10,341,622.42
  4. Step 4: Simplify right side
    18,490,384.42x = 263,885,296,819,381
  5. Step 5: Solve for x
    x = 263,885,296,819,381/18,490,384.42
  6. Step 6: Final answer
    x = 14,271,487.86

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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.