Home / 18,506,466.43-25,539,721.91-10,246,528.89

Finding the Fourth Proportional to 18,506,466.43, 25,539,721.91 and 10,246,528.89

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Solution

The fourth proportional to 18,506,466.43, 25,539,721.91 and 10,246,528.89 is: 14,140,651.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,466.43 : 25,539,721.91 = 10,246,528.89 : x
  2. Step 2: Convert to fraction form
    18,506,466.43/25,539,721.91 = 10,246,528.89/x
  3. Step 3: Cross multiply
    18,506,466.43x = 25,539,721.91 × 10,246,528.89
  4. Step 4: Simplify right side
    18,506,466.43x = 261,693,498,393,381
  5. Step 5: Solve for x
    x = 261,693,498,393,381/18,506,466.43
  6. Step 6: Final answer
    x = 14,140,651.83

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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.