Home / 9,976,403.43-13,771,158.57-7,766,888.27

Finding the Fourth Proportional to 9,976,403.43, 13,771,158.57 and 7,766,888.27

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Solution

The fourth proportional to 9,976,403.43, 13,771,158.57 and 7,766,888.27 is: 10,721,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,403.43 : 13,771,158.57 = 7,766,888.27 : x
  2. Step 2: Convert to fraction form
    9,976,403.43/13,771,158.57 = 7,766,888.27/x
  3. Step 3: Cross multiply
    9,976,403.43x = 13,771,158.57 × 7,766,888.27
  4. Step 4: Simplify right side
    9,976,403.43x = 106,959,049,892,787.17
  5. Step 5: Solve for x
    x = 106,959,049,892,787.17/9,976,403.43
  6. Step 6: Final answer
    x = 10,721,203.35

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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.