Home / 32,338,428.80-48,507,643.20-19,405,385.60

Finding the Fourth Proportional to 32,338,428.80, 48,507,643.20 and 19,405,385.60

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Solution

The fourth proportional to 32,338,428.80, 48,507,643.20 and 19,405,385.60 is: 29,108,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,338,428.80 : 48,507,643.20 = 19,405,385.60 : x
  2. Step 2: Convert to fraction form
    32,338,428.80/48,507,643.20 = 19,405,385.60/x
  3. Step 3: Cross multiply
    32,338,428.80x = 48,507,643.20 × 19,405,385.60
  4. Step 4: Simplify right side
    32,338,428.80x = 941,309,520,843,218
  5. Step 5: Solve for x
    x = 941,309,520,843,218/32,338,428.80
  6. Step 6: Final answer
    x = 29,108,078.40

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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.