Home / 15,502,150.43-21,392,797.80-8,532,678.96

Finding the Fourth Proportional to 15,502,150.43, 21,392,797.80 and 8,532,678.96

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Solution

The fourth proportional to 15,502,150.43, 21,392,797.80 and 8,532,678.96 is: 11,775,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,150.43 : 21,392,797.80 = 8,532,678.96 : x
  2. Step 2: Convert to fraction form
    15,502,150.43/21,392,797.80 = 8,532,678.96/x
  3. Step 3: Cross multiply
    15,502,150.43x = 21,392,797.80 × 8,532,678.96
  4. Step 4: Simplify right side
    15,502,150.43x = 182,537,875,683,594.31
  5. Step 5: Solve for x
    x = 182,537,875,683,594.31/15,502,150.43
  6. Step 6: Final answer
    x = 11,775,003.51

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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.