Home / 13,029,792.56-17,973,643.14-8,126,501.96

Finding the Fourth Proportional to 13,029,792.56, 17,973,643.14 and 8,126,501.96

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Solution

The fourth proportional to 13,029,792.56, 17,973,643.14 and 8,126,501.96 is: 11,209,913.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029,792.56 : 17,973,643.14 = 8,126,501.96 : x
  2. Step 2: Convert to fraction form
    13,029,792.56/17,973,643.14 = 8,126,501.96/x
  3. Step 3: Cross multiply
    13,029,792.56x = 17,973,643.14 × 8,126,501.96
  4. Step 4: Simplify right side
    13,029,792.56x = 146,062,846,205,550.56
  5. Step 5: Solve for x
    x = 146,062,846,205,550.56/13,029,792.56
  6. Step 6: Final answer
    x = 11,209,913.40

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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.