Home / 12,458,526.40-18,687,789.60-3,360,606.40

Finding the Fourth Proportional to 12,458,526.40, 18,687,789.60 and 3,360,606.40

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Solution

The fourth proportional to 12,458,526.40, 18,687,789.60 and 3,360,606.40 is: 5,040,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,526.40 : 18,687,789.60 = 3,360,606.40 : x
  2. Step 2: Convert to fraction form
    12,458,526.40/18,687,789.60 = 3,360,606.40/x
  3. Step 3: Cross multiply
    12,458,526.40x = 18,687,789.60 × 3,360,606.40
  4. Step 4: Simplify right side
    12,458,526.40x = 62,802,305,331,613.45
  5. Step 5: Solve for x
    x = 62,802,305,331,613.45/12,458,526.40
  6. Step 6: Final answer
    x = 5,040,909.60

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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.