Home / 21,070,631.72-31,605,959.88-5,924,563.22

Finding the Fourth Proportional to 21,070,631.72, 31,605,959.88 and 5,924,563.22

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Solution

The fourth proportional to 21,070,631.72, 31,605,959.88 and 5,924,563.22 is: 8,886,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,070,631.72 : 31,605,959.88 = 5,924,563.22 : x
  2. Step 2: Convert to fraction form
    21,070,631.72/31,605,959.88 = 5,924,563.22/x
  3. Step 3: Cross multiply
    21,070,631.72x = 31,605,959.88 × 5,924,563.22
  4. Step 4: Simplify right side
    21,070,631.72x = 187,251,507,516,858.50
  5. Step 5: Solve for x
    x = 187,251,507,516,858.50/21,070,631.72
  6. Step 6: Final answer
    x = 8,886,848.29

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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.