Home / 19,835,888.64-27,375,399.72-11,575,283.28

Finding the Fourth Proportional to 19,835,888.64, 27,375,399.72 and 11,575,283.28

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Solution

The fourth proportional to 19,835,888.64, 27,375,399.72 and 11,575,283.28 is: 15,974,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835,888.64 : 27,375,399.72 = 11,575,283.28 : x
  2. Step 2: Convert to fraction form
    19,835,888.64/27,375,399.72 = 11,575,283.28/x
  3. Step 3: Cross multiply
    19,835,888.64x = 27,375,399.72 × 11,575,283.28
  4. Step 4: Simplify right side
    19,835,888.64x = 316,878,006,662,232.62
  5. Step 5: Solve for x
    x = 316,878,006,662,232.62/19,835,888.64
  6. Step 6: Final answer
    x = 15,974,984.15

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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.