Home / 32,389,020.40-48,552,426.60-18,728,143.60

Finding the Fourth Proportional to 32,389,020.40, 48,552,426.60 and 18,728,143.60

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Solution

The fourth proportional to 32,389,020.40, 48,552,426.60 and 18,728,143.60 is: 28,074,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,389,020.40 : 48,552,426.60 = 18,728,143.60 : x
  2. Step 2: Convert to fraction form
    32,389,020.40/48,552,426.60 = 18,728,143.60/x
  3. Step 3: Cross multiply
    32,389,020.40x = 48,552,426.60 × 18,728,143.60
  4. Step 4: Simplify right side
    32,389,020.40x = 909,296,817,493,259.88
  5. Step 5: Solve for x
    x = 909,296,817,493,259.88/32,389,020.40
  6. Step 6: Final answer
    x = 28,074,230.29

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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.