Home / 11,355,911.90-15,671,222.08-6,461,133.88

Finding the Fourth Proportional to 11,355,911.90, 15,671,222.08 and 6,461,133.88

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Solution

The fourth proportional to 11,355,911.90, 15,671,222.08 and 6,461,133.88 is: 8,916,400.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355,911.90 : 15,671,222.08 = 6,461,133.88 : x
  2. Step 2: Convert to fraction form
    11,355,911.90/15,671,222.08 = 6,461,133.88/x
  3. Step 3: Cross multiply
    11,355,911.90x = 15,671,222.08 × 6,461,133.88
  4. Step 4: Simplify right side
    11,355,911.90x = 101,253,863,922,092.06
  5. Step 5: Solve for x
    x = 101,253,863,922,092.06/11,355,911.90
  6. Step 6: Final answer
    x = 8,916,400.97

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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.