Home / 54,811,549.60-75,633,835.80-30,359,140

Finding the Fourth Proportional to 54,811,549.60, 75,633,835.80 and 30,359,140

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Solution

The fourth proportional to 54,811,549.60, 75,633,835.80 and 30,359,140 is: 41,892,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811,549.60 : 75,633,835.80 = 30,359,140 : x
  2. Step 2: Convert to fraction form
    54,811,549.60/75,633,835.80 = 30,359,140/x
  3. Step 3: Cross multiply
    54,811,549.60x = 75,633,835.80 × 30,359,140
  4. Step 4: Simplify right side
    54,811,549.60x = 2,296,178,209,789,212
  5. Step 5: Solve for x
    x = 2,296,178,209,789,212/54,811,549.60
  6. Step 6: Final answer
    x = 41,892,233.05

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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.