Home / 34,432,665.40-47,516,504.02-18,964,189.36

Finding the Fourth Proportional to 34,432,665.40, 47,516,504.02 and 18,964,189.36

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Solution

The fourth proportional to 34,432,665.40, 47,516,504.02 and 18,964,189.36 is: 26,170,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,432,665.40 : 47,516,504.02 = 18,964,189.36 : x
  2. Step 2: Convert to fraction form
    34,432,665.40/47,516,504.02 = 18,964,189.36/x
  3. Step 3: Cross multiply
    34,432,665.40x = 47,516,504.02 × 18,964,189.36
  4. Step 4: Simplify right side
    34,432,665.40x = 901,111,979,960,481.25
  5. Step 5: Solve for x
    x = 901,111,979,960,481.25/34,432,665.40
  6. Step 6: Final answer
    x = 26,170,265.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.