Home / 29,037,841.68-40,072,734.64-15,807,401.36

Finding the Fourth Proportional to 29,037,841.68, 40,072,734.64 and 15,807,401.36

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Solution

The fourth proportional to 29,037,841.68, 40,072,734.64 and 15,807,401.36 is: 21,814,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037,841.68 : 40,072,734.64 = 15,807,401.36 : x
  2. Step 2: Convert to fraction form
    29,037,841.68/40,072,734.64 = 15,807,401.36/x
  3. Step 3: Cross multiply
    29,037,841.68x = 40,072,734.64 × 15,807,401.36
  4. Step 4: Simplify right side
    29,037,841.68x = 633,445,800,047,255.12
  5. Step 5: Solve for x
    x = 633,445,800,047,255.12/29,037,841.68
  6. Step 6: Final answer
    x = 21,814,493.21

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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.