Home / 35,722,526.43-53,516,178.40-21,105,734.07

Finding the Fourth Proportional to 35,722,526.43, 53,516,178.40 and 21,105,734.07

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Solution

The fourth proportional to 35,722,526.43, 53,516,178.40 and 21,105,734.07 is: 31,618,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,722,526.43 : 53,516,178.40 = 21,105,734.07 : x
  2. Step 2: Convert to fraction form
    35,722,526.43/53,516,178.40 = 21,105,734.07/x
  3. Step 3: Cross multiply
    35,722,526.43x = 53,516,178.40 × 21,105,734.07
  4. Step 4: Simplify right side
    35,722,526.43x = 1,129,498,229,432,733
  5. Step 5: Solve for x
    x = 1,129,498,229,432,733/35,722,526.43
  6. Step 6: Final answer
    x = 31,618,654.74

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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.