Home / 9,672,100.17-13,348,440.23-7,220,454.03

Finding the Fourth Proportional to 9,672,100.17, 13,348,440.23 and 7,220,454.03

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Solution

The fourth proportional to 9,672,100.17, 13,348,440.23 and 7,220,454.03 is: 9,964,929.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672,100.17 : 13,348,440.23 = 7,220,454.03 : x
  2. Step 2: Convert to fraction form
    9,672,100.17/13,348,440.23 = 7,220,454.03/x
  3. Step 3: Cross multiply
    9,672,100.17x = 13,348,440.23 × 7,220,454.03
  4. Step 4: Simplify right side
    9,672,100.17x = 96,381,799,016,815.36
  5. Step 5: Solve for x
    x = 96,381,799,016,815.36/9,672,100.17
  6. Step 6: Final answer
    x = 9,964,929.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.