Home / 29,037,833.70-40,072,723.56-15,807,393.36

Finding the Fourth Proportional to 29,037,833.70, 40,072,723.56 and 15,807,393.36

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Solution

The fourth proportional to 29,037,833.70, 40,072,723.56 and 15,807,393.36 is: 21,814,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037,833.70 : 40,072,723.56 = 15,807,393.36 : x
  2. Step 2: Convert to fraction form
    29,037,833.70/40,072,723.56 = 15,807,393.36/x
  3. Step 3: Cross multiply
    29,037,833.70x = 40,072,723.56 × 15,807,393.36
  4. Step 4: Simplify right side
    29,037,833.70x = 633,445,304,319,459.62
  5. Step 5: Solve for x
    x = 633,445,304,319,459.62/29,037,833.70
  6. Step 6: Final answer
    x = 21,814,482.13

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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.