Home / 18,430,856.50-25,434,592.91-10,282,094.50

Finding the Fourth Proportional to 18,430,856.50, 25,434,592.91 and 10,282,094.50

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Solution

The fourth proportional to 18,430,856.50, 25,434,592.91 and 10,282,094.50 is: 14,189,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430,856.50 : 25,434,592.91 = 10,282,094.50 : x
  2. Step 2: Convert to fraction form
    18,430,856.50/25,434,592.91 = 10,282,094.50/x
  3. Step 3: Cross multiply
    18,430,856.50x = 25,434,592.91 × 10,282,094.50
  4. Step 4: Simplify right side
    18,430,856.50x = 261,520,887,869,650
  5. Step 5: Solve for x
    x = 261,520,887,869,650/18,430,856.50
  6. Step 6: Final answer
    x = 14,189,296.51

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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.