Home / 32,807,009.40-45,272,795.50-18,122,359.64

Finding the Fourth Proportional to 32,807,009.40, 45,272,795.50 and 18,122,359.64

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Solution

The fourth proportional to 32,807,009.40, 45,272,795.50 and 18,122,359.64 is: 25,008,371.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,807,009.40 : 45,272,795.50 = 18,122,359.64 : x
  2. Step 2: Convert to fraction form
    32,807,009.40/45,272,795.50 = 18,122,359.64/x
  3. Step 3: Cross multiply
    32,807,009.40x = 45,272,795.50 × 18,122,359.64
  4. Step 4: Simplify right side
    32,807,009.40x = 820,449,881,959,173.62
  5. Step 5: Solve for x
    x = 820,449,881,959,173.62/32,807,009.40
  6. Step 6: Final answer
    x = 25,008,371.59

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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.