Home / 11,780,686.40-17,671,029.60-6,111,982.40

Finding the Fourth Proportional to 11,780,686.40, 17,671,029.60 and 6,111,982.40

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Solution

The fourth proportional to 11,780,686.40, 17,671,029.60 and 6,111,982.40 is: 9,167,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,686.40 : 17,671,029.60 = 6,111,982.40 : x
  2. Step 2: Convert to fraction form
    11,780,686.40/17,671,029.60 = 6,111,982.40/x
  3. Step 3: Cross multiply
    11,780,686.40x = 17,671,029.60 × 6,111,982.40
  4. Step 4: Simplify right side
    11,780,686.40x = 108,005,021,905,079.06
  5. Step 5: Solve for x
    x = 108,005,021,905,079.06/11,780,686.40
  6. Step 6: Final answer
    x = 9,167,973.60

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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.