Home / 12,294,026.30-18,441,039.45-9,902,541.80

Finding the Fourth Proportional to 12,294,026.30, 18,441,039.45 and 9,902,541.80

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Solution

The fourth proportional to 12,294,026.30, 18,441,039.45 and 9,902,541.80 is: 14,853,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,026.30 : 18,441,039.45 = 9,902,541.80 : x
  2. Step 2: Convert to fraction form
    12,294,026.30/18,441,039.45 = 9,902,541.80/x
  3. Step 3: Cross multiply
    12,294,026.30x = 18,441,039.45 × 9,902,541.80
  4. Step 4: Simplify right side
    12,294,026.30x = 182,613,163,989,074.03
  5. Step 5: Solve for x
    x = 182,613,163,989,074.03/12,294,026.30
  6. Step 6: Final answer
    x = 14,853,812.70

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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.