Home / 11,776,145.40-16,252,801.74-6,619,931.64

Finding the Fourth Proportional to 11,776,145.40, 16,252,801.74 and 6,619,931.64

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Solution

The fourth proportional to 11,776,145.40, 16,252,801.74 and 6,619,931.64 is: 9,136,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776,145.40 : 16,252,801.74 = 6,619,931.64 : x
  2. Step 2: Convert to fraction form
    11,776,145.40/16,252,801.74 = 6,619,931.64/x
  3. Step 3: Cross multiply
    11,776,145.40x = 16,252,801.74 × 6,619,931.64
  4. Step 4: Simplify right side
    11,776,145.40x = 107,592,436,477,273.05
  5. Step 5: Solve for x
    x = 107,592,436,477,273.05/11,776,145.40
  6. Step 6: Final answer
    x = 9,136,473.17

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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.