Home / 38,090,181.96-52,564,759.75-20,686,651.66

Finding the Fourth Proportional to 38,090,181.96, 52,564,759.75 and 20,686,651.66

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Solution

The fourth proportional to 38,090,181.96, 52,564,759.75 and 20,686,651.66 is: 28,547,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090,181.96 : 52,564,759.75 = 20,686,651.66 : x
  2. Step 2: Convert to fraction form
    38,090,181.96/52,564,759.75 = 20,686,651.66/x
  3. Step 3: Cross multiply
    38,090,181.96x = 52,564,759.75 × 20,686,651.66
  4. Step 4: Simplify right side
    38,090,181.96x = 1,087,388,874,631,402.88
  5. Step 5: Solve for x
    x = 1,087,388,874,631,402.88/38,090,181.96
  6. Step 6: Final answer
    x = 28,547,746.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.