Home / 45,968,201.80-68,952,302.70-20,382,051.40

Finding the Fourth Proportional to 45,968,201.80, 68,952,302.70 and 20,382,051.40

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Solution

The fourth proportional to 45,968,201.80, 68,952,302.70 and 20,382,051.40 is: 30,573,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,968,201.80 : 68,952,302.70 = 20,382,051.40 : x
  2. Step 2: Convert to fraction form
    45,968,201.80/68,952,302.70 = 20,382,051.40/x
  3. Step 3: Cross multiply
    45,968,201.80x = 68,952,302.70 × 20,382,051.40
  4. Step 4: Simplify right side
    45,968,201.80x = 1,405,389,377,779,758.75
  5. Step 5: Solve for x
    x = 1,405,389,377,779,758.75/45,968,201.80
  6. Step 6: Final answer
    x = 30,573,077.10

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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.