Home / 30,423,834.27-45,635,352.78-7,394,701.88

Finding the Fourth Proportional to 30,423,834.27, 45,635,352.78 and 7,394,701.88

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Solution

The fourth proportional to 30,423,834.27, 45,635,352.78 and 7,394,701.88 is: 11,091,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,423,834.27 : 45,635,352.78 = 7,394,701.88 : x
  2. Step 2: Convert to fraction form
    30,423,834.27/45,635,352.78 = 7,394,701.88/x
  3. Step 3: Cross multiply
    30,423,834.27x = 45,635,352.78 × 7,394,701.88
  4. Step 4: Simplify right side
    30,423,834.27x = 337,459,828,959,755.69
  5. Step 5: Solve for x
    x = 337,459,828,959,755.69/30,423,834.27
  6. Step 6: Final answer
    x = 11,091,955.93

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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.