Home / 15,174,014.40-22,761,021.60-13,420,259.10

Finding the Fourth Proportional to 15,174,014.40, 22,761,021.60 and 13,420,259.10

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Solution

The fourth proportional to 15,174,014.40, 22,761,021.60 and 13,420,259.10 is: 20,130,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,174,014.40 : 22,761,021.60 = 13,420,259.10 : x
  2. Step 2: Convert to fraction form
    15,174,014.40/22,761,021.60 = 13,420,259.10/x
  3. Step 3: Cross multiply
    15,174,014.40x = 22,761,021.60 × 13,420,259.10
  4. Step 4: Simplify right side
    15,174,014.40x = 305,458,807,252,696.56
  5. Step 5: Solve for x
    x = 305,458,807,252,696.56/15,174,014.40
  6. Step 6: Final answer
    x = 20,130,388.65

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1.5x scale

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.