Home / 11,754,417.40-17,612,963.70-8,731,108.60

Finding the Fourth Proportional to 11,754,417.40, 17,612,963.70 and 8,731,108.60

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Solution

The fourth proportional to 11,754,417.40, 17,612,963.70 and 8,731,108.60 is: 13,082,800.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754,417.40 : 17,612,963.70 = 8,731,108.60 : x
  2. Step 2: Convert to fraction form
    11,754,417.40/17,612,963.70 = 8,731,108.60/x
  3. Step 3: Cross multiply
    11,754,417.40x = 17,612,963.70 × 8,731,108.60
  4. Step 4: Simplify right side
    11,754,417.40x = 153,780,698,832,557.81
  5. Step 5: Solve for x
    x = 153,780,698,832,557.81/11,754,417.40
  6. Step 6: Final answer
    x = 13,082,800.58

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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.