Home / 26,390,005.73-36,396,616.32-18,575,387.27

Finding the Fourth Proportional to 26,390,005.73, 36,396,616.32 and 18,575,387.27

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Solution

The fourth proportional to 26,390,005.73, 36,396,616.32 and 18,575,387.27 is: 25,618,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390,005.73 : 36,396,616.32 = 18,575,387.27 : x
  2. Step 2: Convert to fraction form
    26,390,005.73/36,396,616.32 = 18,575,387.27/x
  3. Step 3: Cross multiply
    26,390,005.73x = 36,396,616.32 × 18,575,387.27
  4. Step 4: Simplify right side
    26,390,005.73x = 676,081,243,461,602.25
  5. Step 5: Solve for x
    x = 676,081,243,461,602.25/26,390,005.73
  6. Step 6: Final answer
    x = 25,618,836.55

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1.5x scale

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.