Home / 19,136,131.20-26,407,892.16-10,434,476.16

Finding the Fourth Proportional to 19,136,131.20, 26,407,892.16 and 10,434,476.16

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Solution

The fourth proportional to 19,136,131.20, 26,407,892.16 and 10,434,476.16 is: 14,399,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136,131.20 : 26,407,892.16 = 10,434,476.16 : x
  2. Step 2: Convert to fraction form
    19,136,131.20/26,407,892.16 = 10,434,476.16/x
  3. Step 3: Cross multiply
    19,136,131.20x = 26,407,892.16 × 10,434,476.16
  4. Step 4: Simplify right side
    19,136,131.20x = 275,552,521,179,370.91
  5. Step 5: Solve for x
    x = 275,552,521,179,370.91/19,136,131.20
  6. Step 6: Final answer
    x = 14,399,594.06

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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.