Home / 45,566,514.50-68,342,062.53-12,769,535.12

Finding the Fourth Proportional to 45,566,514.50, 68,342,062.53 and 12,769,535.12

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Solution

The fourth proportional to 45,566,514.50, 68,342,062.53 and 12,769,535.12 is: 19,152,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,566,514.50 : 68,342,062.53 = 12,769,535.12 : x
  2. Step 2: Convert to fraction form
    45,566,514.50/68,342,062.53 = 12,769,535.12/x
  3. Step 3: Cross multiply
    45,566,514.50x = 68,342,062.53 × 12,769,535.12
  4. Step 4: Simplify right side
    45,566,514.50x = 872,696,367,650,071
  5. Step 5: Solve for x
    x = 872,696,367,650,071/45,566,514.50
  6. Step 6: Final answer
    x = 19,152,142.25

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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.