Home / 13,897,189.05-20,845,783.58-10,309,962.30

Finding the Fourth Proportional to 13,897,189.05, 20,845,783.58 and 10,309,962.30

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Solution

The fourth proportional to 13,897,189.05, 20,845,783.58 and 10,309,962.30 is: 15,464,943.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,897,189.05 : 20,845,783.58 = 10,309,962.30 : x
  2. Step 2: Convert to fraction form
    13,897,189.05/20,845,783.58 = 10,309,962.30/x
  3. Step 3: Cross multiply
    13,897,189.05x = 20,845,783.58 × 10,309,962.30
  4. Step 4: Simplify right side
    13,897,189.05x = 214,919,242,772,209.22
  5. Step 5: Solve for x
    x = 214,919,242,772,209.22/13,897,189.05
  6. Step 6: Final answer
    x = 15,464,943.45

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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.