Home / 25,758,048.06-38,573,298.27-18,918,402.30

Finding the Fourth Proportional to 25,758,048.06, 38,573,298.27 and 18,918,402.30

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Solution

The fourth proportional to 25,758,048.06, 38,573,298.27 and 18,918,402.30 is: 28,330,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,758,048.06 : 38,573,298.27 = 18,918,402.30 : x
  2. Step 2: Convert to fraction form
    25,758,048.06/38,573,298.27 = 18,918,402.30/x
  3. Step 3: Cross multiply
    25,758,048.06x = 38,573,298.27 × 18,918,402.30
  4. Step 4: Simplify right side
    25,758,048.06x = 729,745,174,709,754.12
  5. Step 5: Solve for x
    x = 729,745,174,709,754.12/25,758,048.06
  6. Step 6: Final answer
    x = 28,330,763.77

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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.