Home / 20,746,066.60-31,081,775.10-17,760,082.60

Finding the Fourth Proportional to 20,746,066.60, 31,081,775.10 and 17,760,082.60

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Solution

The fourth proportional to 20,746,066.60, 31,081,775.10 and 17,760,082.60 is: 26,608,171.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,746,066.60 : 31,081,775.10 = 17,760,082.60 : x
  2. Step 2: Convert to fraction form
    20,746,066.60/31,081,775.10 = 17,760,082.60/x
  3. Step 3: Cross multiply
    20,746,066.60x = 31,081,775.10 × 17,760,082.60
  4. Step 4: Simplify right side
    20,746,066.60x = 552,014,893,130,623.31
  5. Step 5: Solve for x
    x = 552,014,893,130,623.31/20,746,066.60
  6. Step 6: Final answer
    x = 26,608,171.26

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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.