Home / 11,686,853.20-17,521,985.40-4,495,608.40

Finding the Fourth Proportional to 11,686,853.20, 17,521,985.40 and 4,495,608.40

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Solution

The fourth proportional to 11,686,853.20, 17,521,985.40 and 4,495,608.40 is: 6,740,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,686,853.20 : 17,521,985.40 = 4,495,608.40 : x
  2. Step 2: Convert to fraction form
    11,686,853.20/17,521,985.40 = 4,495,608.40/x
  3. Step 3: Cross multiply
    11,686,853.20x = 17,521,985.40 × 4,495,608.40
  4. Step 4: Simplify right side
    11,686,853.20x = 78,771,984,748,917.36
  5. Step 5: Solve for x
    x = 78,771,984,748,917.36/11,686,853.20
  6. Step 6: Final answer
    x = 6,740,221.97

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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.