Home / 15,174,022.90-22,761,034.35-13,420,267.60

Finding the Fourth Proportional to 15,174,022.90, 22,761,034.35 and 13,420,267.60

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Solution

The fourth proportional to 15,174,022.90, 22,761,034.35 and 13,420,267.60 is: 20,130,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174,022.90 : 22,761,034.35 = 13,420,267.60 : x
  2. Step 2: Convert to fraction form
    15,174,022.90/22,761,034.35 = 13,420,267.60/x
  3. Step 3: Cross multiply
    15,174,022.90x = 22,761,034.35 × 13,420,267.60
  4. Step 4: Simplify right side
    15,174,022.90x = 305,459,171,829,792.06
  5. Step 5: Solve for x
    x = 305,459,171,829,792.06/15,174,022.90
  6. Step 6: Final answer
    x = 20,130,401.40

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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.