Home / 38,090,189.59-52,564,770.26-20,686,659.28

Finding the Fourth Proportional to 38,090,189.59, 52,564,770.26 and 20,686,659.28

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Solution

The fourth proportional to 38,090,189.59, 52,564,770.26 and 20,686,659.28 is: 28,547,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090,189.59 : 52,564,770.26 = 20,686,659.28 : x
  2. Step 2: Convert to fraction form
    38,090,189.59/52,564,770.26 = 20,686,659.28/x
  3. Step 3: Cross multiply
    38,090,189.59x = 52,564,770.26 × 20,686,659.28
  4. Step 4: Simplify right side
    38,090,189.59x = 1,087,389,492,500,097
  5. Step 5: Solve for x
    x = 1,087,389,492,500,097/38,090,189.59
  6. Step 6: Final answer
    x = 28,547,757.42

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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.