Home / 11,852,636.40-17,778,954.60-8,866,652.40

Finding the Fourth Proportional to 11,852,636.40, 17,778,954.60 and 8,866,652.40

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Solution

The fourth proportional to 11,852,636.40, 17,778,954.60 and 8,866,652.40 is: 13,299,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852,636.40 : 17,778,954.60 = 8,866,652.40 : x
  2. Step 2: Convert to fraction form
    11,852,636.40/17,778,954.60 = 8,866,652.40/x
  3. Step 3: Cross multiply
    11,852,636.40x = 17,778,954.60 × 8,866,652.40
  4. Step 4: Simplify right side
    11,852,636.40x = 157,639,810,473,581.06
  5. Step 5: Solve for x
    x = 157,639,810,473,581.06/11,852,636.40
  6. Step 6: Final answer
    x = 13,299,978.60

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1.5x scale

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.