Home / 30,346,923.40-45,504,638.70-11,167,808.20

Finding the Fourth Proportional to 30,346,923.40, 45,504,638.70 and 11,167,808.20

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Solution

The fourth proportional to 30,346,923.40, 45,504,638.70 and 11,167,808.20 is: 16,745,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346,923.40 : 45,504,638.70 = 11,167,808.20 : x
  2. Step 2: Convert to fraction form
    30,346,923.40/45,504,638.70 = 11,167,808.20/x
  3. Step 3: Cross multiply
    30,346,923.40x = 45,504,638.70 × 11,167,808.20
  4. Step 4: Simplify right side
    30,346,923.40x = 508,187,077,211,897.31
  5. Step 5: Solve for x
    x = 508,187,077,211,897.31/30,346,923.40
  6. Step 6: Final answer
    x = 16,745,917.55

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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.