Home / 10,131,366.90-13,983,397.86-9,314,276.34

Finding the Fourth Proportional to 10,131,366.90, 13,983,397.86 and 9,314,276.34

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Solution

The fourth proportional to 10,131,366.90, 13,983,397.86 and 9,314,276.34 is: 12,855,642.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,366.90 : 13,983,397.86 = 9,314,276.34 : x
  2. Step 2: Convert to fraction form
    10,131,366.90/13,983,397.86 = 9,314,276.34/x
  3. Step 3: Cross multiply
    10,131,366.90x = 13,983,397.86 × 9,314,276.34
  4. Step 4: Simplify right side
    10,131,366.90x = 130,245,231,840,204.62
  5. Step 5: Solve for x
    x = 130,245,231,840,204.62/10,131,366.90
  6. Step 6: Final answer
    x = 12,855,642.59

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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.