Home / 11,664,005.40-17,496,008.10-7,856,875.80

Finding the Fourth Proportional to 11,664,005.40, 17,496,008.10 and 7,856,875.80

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Solution

The fourth proportional to 11,664,005.40, 17,496,008.10 and 7,856,875.80 is: 11,785,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,005.40 : 17,496,008.10 = 7,856,875.80 : x
  2. Step 2: Convert to fraction form
    11,664,005.40/17,496,008.10 = 7,856,875.80/x
  3. Step 3: Cross multiply
    11,664,005.40x = 17,496,008.10 × 7,856,875.80
  4. Step 4: Simplify right side
    11,664,005.40x = 137,463,962,637,493.98
  5. Step 5: Solve for x
    x = 137,463,962,637,493.98/11,664,005.40
  6. Step 6: Final answer
    x = 11,785,313.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.