Home / 14,215,898.80-21,317,627.40-5,693,402.80

Finding the Fourth Proportional to 14,215,898.80, 21,317,627.40 and 5,693,402.80

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Solution

The fourth proportional to 14,215,898.80, 21,317,627.40 and 5,693,402.80 is: 8,537,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,898.80 : 21,317,627.40 = 5,693,402.80 : x
  2. Step 2: Convert to fraction form
    14,215,898.80/21,317,627.40 = 5,693,402.80/x
  3. Step 3: Cross multiply
    14,215,898.80x = 21,317,627.40 × 5,693,402.80
  4. Step 4: Simplify right side
    14,215,898.80x = 121,369,839,528,516.70
  5. Step 5: Solve for x
    x = 121,369,839,528,516.70/14,215,898.80
  6. Step 6: Final answer
    x = 8,537,612.80

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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.