Home / 21,854,582.92-30,158,534.39-12,064,817.31

Finding the Fourth Proportional to 21,854,582.92, 30,158,534.39 and 12,064,817.31

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Solution

The fourth proportional to 21,854,582.92, 30,158,534.39 and 12,064,817.31 is: 16,649,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,582.92 : 30,158,534.39 = 12,064,817.31 : x
  2. Step 2: Convert to fraction form
    21,854,582.92/30,158,534.39 = 12,064,817.31/x
  3. Step 3: Cross multiply
    21,854,582.92x = 30,158,534.39 × 12,064,817.31
  4. Step 4: Simplify right side
    21,854,582.92x = 363,857,207,752,702.31
  5. Step 5: Solve for x
    x = 363,857,207,752,702.31/21,854,582.92
  6. Step 6: Final answer
    x = 16,649,011.75

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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.