Home / 38,143,186.26-52,637,230.26-20,739,534.90

Finding the Fourth Proportional to 38,143,186.26, 52,637,230.26 and 20,739,534.90

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Solution

The fourth proportional to 38,143,186.26, 52,637,230.26 and 20,739,534.90 is: 28,620,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,143,186.26 : 52,637,230.26 = 20,739,534.90 : x
  2. Step 2: Convert to fraction form
    38,143,186.26/52,637,230.26 = 20,739,534.90/x
  3. Step 3: Cross multiply
    38,143,186.26x = 52,637,230.26 × 20,739,534.90
  4. Step 4: Simplify right side
    38,143,186.26x = 1,091,671,674,016,606
  5. Step 5: Solve for x
    x = 1,091,671,674,016,606/38,143,186.26
  6. Step 6: Final answer
    x = 28,620,358.73

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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.