Home / 18,334,861.65-25,300,628.03-10,600,402.50

Finding the Fourth Proportional to 18,334,861.65, 25,300,628.03 and 10,600,402.50

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Solution

The fourth proportional to 18,334,861.65, 25,300,628.03 and 10,600,402.50 is: 14,627,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334,861.65 : 25,300,628.03 = 10,600,402.50 : x
  2. Step 2: Convert to fraction form
    18,334,861.65/25,300,628.03 = 10,600,402.50/x
  3. Step 3: Cross multiply
    18,334,861.65x = 25,300,628.03 × 10,600,402.50
  4. Step 4: Simplify right side
    18,334,861.65x = 268,196,840,647,283.06
  5. Step 5: Solve for x
    x = 268,196,840,647,283.06/18,334,861.65
  6. Step 6: Final answer
    x = 14,627,699.18

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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.