Home / 30,995,663.07-46,503,957.78-13,721,481.18

Finding the Fourth Proportional to 30,995,663.07, 46,503,957.78 and 13,721,481.18

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Solution

The fourth proportional to 30,995,663.07, 46,503,957.78 and 13,721,481.18 is: 20,586,853.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,995,663.07 : 46,503,957.78 = 13,721,481.18 : x
  2. Step 2: Convert to fraction form
    30,995,663.07/46,503,957.78 = 13,721,481.18/x
  3. Step 3: Cross multiply
    30,995,663.07x = 46,503,957.78 × 13,721,481.18
  4. Step 4: Simplify right side
    30,995,663.07x = 638,103,181,473,784.62
  5. Step 5: Solve for x
    x = 638,103,181,473,784.62/30,995,663.07
  6. Step 6: Final answer
    x = 20,586,853.72

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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.