Home / 20,065,952.04-27,690,861.54-10,898,660.40

Finding the Fourth Proportional to 20,065,952.04, 27,690,861.54 and 10,898,660.40

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Solution

The fourth proportional to 20,065,952.04, 27,690,861.54 and 10,898,660.40 is: 15,040,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,065,952.04 : 27,690,861.54 = 10,898,660.40 : x
  2. Step 2: Convert to fraction form
    20,065,952.04/27,690,861.54 = 10,898,660.40/x
  3. Step 3: Cross multiply
    20,065,952.04x = 27,690,861.54 × 10,898,660.40
  4. Step 4: Simplify right side
    20,065,952.04x = 301,793,296,107,881
  5. Step 5: Solve for x
    x = 301,793,296,107,881/20,065,952.04
  6. Step 6: Final answer
    x = 15,040,068.64

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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.