Home / 21,854,411.44-30,158,295.64-12,064,644.92

Finding the Fourth Proportional to 21,854,411.44, 30,158,295.64 and 12,064,644.92

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Solution

The fourth proportional to 21,854,411.44, 30,158,295.64 and 12,064,644.92 is: 16,648,772.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,411.44 : 30,158,295.64 = 12,064,644.92 : x
  2. Step 2: Convert to fraction form
    21,854,411.44/30,158,295.64 = 12,064,644.92/x
  3. Step 3: Cross multiply
    21,854,411.44x = 30,158,295.64 × 12,064,644.92
  4. Step 4: Simplify right side
    21,854,411.44x = 363,849,128,334,218.25
  5. Step 5: Solve for x
    x = 363,849,128,334,218.25/21,854,411.44
  6. Step 6: Final answer
    x = 16,648,772.69

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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.