Home / 10,866,440.40-16,293,755.70-3,674,272.20

Finding the Fourth Proportional to 10,866,440.40, 16,293,755.70 and 3,674,272.20

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Solution

The fourth proportional to 10,866,440.40, 16,293,755.70 and 3,674,272.20 is: 5,509,411.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,440.40 : 16,293,755.70 = 3,674,272.20 : x
  2. Step 2: Convert to fraction form
    10,866,440.40/16,293,755.70 = 3,674,272.20/x
  3. Step 3: Cross multiply
    10,866,440.40x = 16,293,755.70 × 3,674,272.20
  4. Step 4: Simplify right side
    10,866,440.40x = 59,867,693,602,101.54
  5. Step 5: Solve for x
    x = 59,867,693,602,101.54/10,866,440.40
  6. Step 6: Final answer
    x = 5,509,411.67

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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.