Home / 14,640,891.90-21,961,337.85-7,466,438.40

Finding the Fourth Proportional to 14,640,891.90, 21,961,337.85 and 7,466,438.40

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Solution

The fourth proportional to 14,640,891.90, 21,961,337.85 and 7,466,438.40 is: 11,199,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,891.90 : 21,961,337.85 = 7,466,438.40 : x
  2. Step 2: Convert to fraction form
    14,640,891.90/21,961,337.85 = 7,466,438.40/x
  3. Step 3: Cross multiply
    14,640,891.90x = 21,961,337.85 × 7,466,438.40
  4. Step 4: Simplify right side
    14,640,891.90x = 163,972,976,238,613.47
  5. Step 5: Solve for x
    x = 163,972,976,238,613.47/14,640,891.90
  6. Step 6: Final answer
    x = 11,199,657.60

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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.