Home / 30,615,952.13-45,923,928.26-12,665,056.13

Finding the Fourth Proportional to 30,615,952.13, 45,923,928.26 and 12,665,056.13

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Solution

The fourth proportional to 30,615,952.13, 45,923,928.26 and 12,665,056.13 is: 18,997,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,615,952.13 : 45,923,928.26 = 12,665,056.13 : x
  2. Step 2: Convert to fraction form
    30,615,952.13/45,923,928.26 = 12,665,056.13/x
  3. Step 3: Cross multiply
    30,615,952.13x = 45,923,928.26 × 12,665,056.13
  4. Step 4: Simplify right side
    30,615,952.13x = 581,629,128,830,048.38
  5. Step 5: Solve for x
    x = 581,629,128,830,048.38/30,615,952.13
  6. Step 6: Final answer
    x = 18,997,584.22

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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.