Home / 13,425,331.35-20,125,905.35-4,899,686.07

Finding the Fourth Proportional to 13,425,331.35, 20,125,905.35 and 4,899,686.07

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Solution

The fourth proportional to 13,425,331.35, 20,125,905.35 and 4,899,686.07 is: 7,345,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,331.35 : 20,125,905.35 = 4,899,686.07 : x
  2. Step 2: Convert to fraction form
    13,425,331.35/20,125,905.35 = 4,899,686.07/x
  3. Step 3: Cross multiply
    13,425,331.35x = 20,125,905.35 × 4,899,686.07
  4. Step 4: Simplify right side
    13,425,331.35x = 98,610,618,065,035.05
  5. Step 5: Solve for x
    x = 98,610,618,065,035.05/13,425,331.35
  6. Step 6: Final answer
    x = 7,345,116.15

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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.