Home / 21,484,188.16-29,648,557.92-11,694,914.08

Finding the Fourth Proportional to 21,484,188.16, 29,648,557.92 and 11,694,914.08

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Solution

The fourth proportional to 21,484,188.16, 29,648,557.92 and 11,694,914.08 is: 16,139,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,188.16 : 29,648,557.92 = 11,694,914.08 : x
  2. Step 2: Convert to fraction form
    21,484,188.16/29,648,557.92 = 11,694,914.08/x
  3. Step 3: Cross multiply
    21,484,188.16x = 29,648,557.92 × 11,694,914.08
  4. Step 4: Simplify right side
    21,484,188.16x = 346,737,337,470,303.56
  5. Step 5: Solve for x
    x = 346,737,337,470,303.56/21,484,188.16
  6. Step 6: Final answer
    x = 16,139,187.34

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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.