Home / 15,583,488.48-21,504,813.20-8,708,027.04

Finding the Fourth Proportional to 15,583,488.48, 21,504,813.20 and 8,708,027.04

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Solution

The fourth proportional to 15,583,488.48, 21,504,813.20 and 8,708,027.04 is: 12,016,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583,488.48 : 21,504,813.20 = 8,708,027.04 : x
  2. Step 2: Convert to fraction form
    15,583,488.48/21,504,813.20 = 8,708,027.04/x
  3. Step 3: Cross multiply
    15,583,488.48x = 21,504,813.20 × 8,708,027.04
  4. Step 4: Simplify right side
    15,583,488.48x = 187,264,494,835,748.91
  5. Step 5: Solve for x
    x = 187,264,494,835,748.91/15,583,488.48
  6. Step 6: Final answer
    x = 12,016,853.29

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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.