Home / 18,818,928.41-25,970,568.91-10,559,601.74

Finding the Fourth Proportional to 18,818,928.41, 25,970,568.91 and 10,559,601.74

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Solution

The fourth proportional to 18,818,928.41, 25,970,568.91 and 10,559,601.74 is: 14,572,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,818,928.41 : 25,970,568.91 = 10,559,601.74 : x
  2. Step 2: Convert to fraction form
    18,818,928.41/25,970,568.91 = 10,559,601.74/x
  3. Step 3: Cross multiply
    18,818,928.41x = 25,970,568.91 × 10,559,601.74
  4. Step 4: Simplify right side
    18,818,928.41x = 274,238,864,689,353.31
  5. Step 5: Solve for x
    x = 274,238,864,689,353.31/18,818,928.41
  6. Step 6: Final answer
    x = 14,572,501.62

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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.