Home / 30,347,956.80-45,521,935.20-26,840,446.20

Finding the Fourth Proportional to 30,347,956.80, 45,521,935.20 and 26,840,446.20

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Solution

The fourth proportional to 30,347,956.80, 45,521,935.20 and 26,840,446.20 is: 40,260,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,347,956.80 : 45,521,935.20 = 26,840,446.20 : x
  2. Step 2: Convert to fraction form
    30,347,956.80/45,521,935.20 = 26,840,446.20/x
  3. Step 3: Cross multiply
    30,347,956.80x = 45,521,935.20 × 26,840,446.20
  4. Step 4: Simplify right side
    30,347,956.80x = 1,221,829,052,655,486.25
  5. Step 5: Solve for x
    x = 1,221,829,052,655,486.25/30,347,956.80
  6. Step 6: Final answer
    x = 40,260,669.30

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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.