Home / 18,516,407.70-25,553,219.34-10,257,238.50

Finding the Fourth Proportional to 18,516,407.70, 25,553,219.34 and 10,257,238.50

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Solution

The fourth proportional to 18,516,407.70, 25,553,219.34 and 10,257,238.50 is: 14,155,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,516,407.70 : 25,553,219.34 = 10,257,238.50 : x
  2. Step 2: Convert to fraction form
    18,516,407.70/25,553,219.34 = 10,257,238.50/x
  3. Step 3: Cross multiply
    18,516,407.70x = 25,553,219.34 × 10,257,238.50
  4. Step 4: Simplify right side
    18,516,407.70x = 262,105,465,213,192.59
  5. Step 5: Solve for x
    x = 262,105,465,213,192.59/18,516,407.70
  6. Step 6: Final answer
    x = 14,155,308.60

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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.