Home / 21,344,416.29-29,455,303.59-11,554,860.24

Finding the Fourth Proportional to 21,344,416.29, 29,455,303.59 and 11,554,860.24

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Solution

The fourth proportional to 21,344,416.29, 29,455,303.59 and 11,554,860.24 is: 15,945,712.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,344,416.29 : 29,455,303.59 = 11,554,860.24 : x
  2. Step 2: Convert to fraction form
    21,344,416.29/29,455,303.59 = 11,554,860.24/x
  3. Step 3: Cross multiply
    21,344,416.29x = 29,455,303.59 × 11,554,860.24
  4. Step 4: Simplify right side
    21,344,416.29x = 340,351,916,309,220.25
  5. Step 5: Solve for x
    x = 340,351,916,309,220.25/21,344,416.29
  6. Step 6: Final answer
    x = 15,945,712.06

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1.5x scale

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.