Home / 38,618,690.52-53,298,418.86-23,148,260.76

Finding the Fourth Proportional to 38,618,690.52, 53,298,418.86 and 23,148,260.76

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Solution

The fourth proportional to 38,618,690.52, 53,298,418.86 and 23,148,260.76 is: 31,947,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,618,690.52 : 53,298,418.86 = 23,148,260.76 : x
  2. Step 2: Convert to fraction form
    38,618,690.52/53,298,418.86 = 23,148,260.76/x
  3. Step 3: Cross multiply
    38,618,690.52x = 53,298,418.86 × 23,148,260.76
  4. Step 4: Simplify right side
    38,618,690.52x = 1,233,765,697,866,982
  5. Step 5: Solve for x
    x = 1,233,765,697,866,982/38,618,690.52
  6. Step 6: Final answer
    x = 31,947,372.66

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Double scale
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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.