Home / 11,917,835.16-17,878,531.48-5,528,733.36

Finding the Fourth Proportional to 11,917,835.16, 17,878,531.48 and 5,528,733.36

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Solution

The fourth proportional to 11,917,835.16, 17,878,531.48 and 5,528,733.36 is: 8,293,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917,835.16 : 17,878,531.48 = 5,528,733.36 : x
  2. Step 2: Convert to fraction form
    11,917,835.16/17,878,531.48 = 5,528,733.36/x
  3. Step 3: Cross multiply
    11,917,835.16x = 17,878,531.48 × 5,528,733.36
  4. Step 4: Simplify right side
    11,917,835.16x = 98,845,633,421,286.19
  5. Step 5: Solve for x
    x = 98,845,633,421,286.19/11,917,835.16
  6. Step 6: Final answer
    x = 8,293,925.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.