Home / 10,651,633.40-15,977,450.10-10,105,758.20

Finding the Fourth Proportional to 10,651,633.40, 15,977,450.10 and 10,105,758.20

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Solution

The fourth proportional to 10,651,633.40, 15,977,450.10 and 10,105,758.20 is: 15,158,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,633.40 : 15,977,450.10 = 10,105,758.20 : x
  2. Step 2: Convert to fraction form
    10,651,633.40/15,977,450.10 = 10,105,758.20/x
  3. Step 3: Cross multiply
    10,651,633.40x = 15,977,450.10 × 10,105,758.20
  4. Step 4: Simplify right side
    10,651,633.40x = 161,464,247,363,165.81
  5. Step 5: Solve for x
    x = 161,464,247,363,165.81/10,651,633.40
  6. Step 6: Final answer
    x = 15,158,637.30

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Similar ratio
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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.