Home / 65,952,982.16-98,930,315.16-17,430,416.78

Finding the Fourth Proportional to 65,952,982.16, 98,930,315.16 and 17,430,416.78

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Solution

The fourth proportional to 65,952,982.16, 98,930,315.16 and 17,430,416.78 is: 26,145,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,952,982.16 : 98,930,315.16 = 17,430,416.78 : x
  2. Step 2: Convert to fraction form
    65,952,982.16/98,930,315.16 = 17,430,416.78/x
  3. Step 3: Cross multiply
    65,952,982.16x = 98,930,315.16 × 17,430,416.78
  4. Step 4: Simplify right side
    65,952,982.16x = 1,724,396,624,920,900.50
  5. Step 5: Solve for x
    x = 1,724,396,624,920,900.50/65,952,982.16
  6. Step 6: Final answer
    x = 26,145,847.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.