Home / 19,751,478.12-29,621,068.02-6,968,988.04

Finding the Fourth Proportional to 19,751,478.12, 29,621,068.02 and 6,968,988.04

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Solution

The fourth proportional to 19,751,478.12, 29,621,068.02 and 6,968,988.04 is: 10,451,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751,478.12 : 29,621,068.02 = 6,968,988.04 : x
  2. Step 2: Convert to fraction form
    19,751,478.12/29,621,068.02 = 6,968,988.04/x
  3. Step 3: Cross multiply
    19,751,478.12x = 29,621,068.02 × 6,968,988.04
  4. Step 4: Simplify right side
    19,751,478.12x = 206,428,868,763,406.47
  5. Step 5: Solve for x
    x = 206,428,868,763,406.47/19,751,478.12
  6. Step 6: Final answer
    x = 10,451,312.43

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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.