Home / 11,663,999.90-17,495,999.85-10,866,838.40

Finding the Fourth Proportional to 11,663,999.90, 17,495,999.85 and 10,866,838.40

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Solution

The fourth proportional to 11,663,999.90, 17,495,999.85 and 10,866,838.40 is: 16,300,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663,999.90 : 17,495,999.85 = 10,866,838.40 : x
  2. Step 2: Convert to fraction form
    11,663,999.90/17,495,999.85 = 10,866,838.40/x
  3. Step 3: Cross multiply
    11,663,999.90x = 17,495,999.85 × 10,866,838.40
  4. Step 4: Simplify right side
    11,663,999.90x = 190,126,203,016,374.25
  5. Step 5: Solve for x
    x = 190,126,203,016,374.25/11,663,999.90
  6. Step 6: Final answer
    x = 16,300,257.60

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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.