Home / 28,676,039.90-43,008,082.05-10,488,802.10

Finding the Fourth Proportional to 28,676,039.90, 43,008,082.05 and 10,488,802.10

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Solution

The fourth proportional to 28,676,039.90, 43,008,082.05 and 10,488,802.10 is: 15,731,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676,039.90 : 43,008,082.05 = 10,488,802.10 : x
  2. Step 2: Convert to fraction form
    28,676,039.90/43,008,082.05 = 10,488,802.10/x
  3. Step 3: Cross multiply
    28,676,039.90x = 43,008,082.05 × 10,488,802.10
  4. Step 4: Simplify right side
    28,676,039.90x = 451,103,261,323,012.25
  5. Step 5: Solve for x
    x = 451,103,261,323,012.25/28,676,039.90
  6. Step 6: Final answer
    x = 15,731,016.66

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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.