Home / 10,692,057.40-16,061,705.70-10,290,524.20

Finding the Fourth Proportional to 10,692,057.40, 16,061,705.70 and 10,290,524.20

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Solution

The fourth proportional to 10,692,057.40, 16,061,705.70 and 10,290,524.20 is: 15,458,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,057.40 : 16,061,705.70 = 10,290,524.20 : x
  2. Step 2: Convert to fraction form
    10,692,057.40/16,061,705.70 = 10,290,524.20/x
  3. Step 3: Cross multiply
    10,692,057.40x = 16,061,705.70 × 10,290,524.20
  4. Step 4: Simplify right side
    10,692,057.40x = 165,283,371,199,127.91
  5. Step 5: Solve for x
    x = 165,283,371,199,127.91/10,692,057.40
  6. Step 6: Final answer
    x = 15,458,518.88

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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.