Home / 22,802,085.78-31,467,387.51-13,012,335.06

Finding the Fourth Proportional to 22,802,085.78, 31,467,387.51 and 13,012,335.06

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Solution

The fourth proportional to 22,802,085.78, 31,467,387.51 and 13,012,335.06 is: 17,957,312.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,802,085.78 : 31,467,387.51 = 13,012,335.06 : x
  2. Step 2: Convert to fraction form
    22,802,085.78/31,467,387.51 = 13,012,335.06/x
  3. Step 3: Cross multiply
    22,802,085.78x = 31,467,387.51 × 13,012,335.06
  4. Step 4: Simplify right side
    22,802,085.78x = 409,464,189,742,979.12
  5. Step 5: Solve for x
    x = 409,464,189,742,979.12/22,802,085.78
  6. Step 6: Final answer
    x = 17,957,312.93

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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.