Home / 30,559,012.80-45,857,373.45-14,161,240.79

Finding the Fourth Proportional to 30,559,012.80, 45,857,373.45 and 14,161,240.79

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Solution

The fourth proportional to 30,559,012.80, 45,857,373.45 and 14,161,240.79 is: 21,250,598.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,559,012.80 : 45,857,373.45 = 14,161,240.79 : x
  2. Step 2: Convert to fraction form
    30,559,012.80/45,857,373.45 = 14,161,240.79/x
  3. Step 3: Cross multiply
    30,559,012.80x = 45,857,373.45 × 14,161,240.79
  4. Step 4: Simplify right side
    30,559,012.80x = 649,397,307,422,403
  5. Step 5: Solve for x
    x = 649,397,307,422,403/30,559,012.80
  6. Step 6: Final answer
    x = 21,250,598.36

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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.