Home / 27,960,452.37-38,565,548.14-18,663,335.01

Finding the Fourth Proportional to 27,960,452.37, 38,565,548.14 and 18,663,335.01

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Solution

The fourth proportional to 27,960,452.37, 38,565,548.14 and 18,663,335.01 is: 25,742,135.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960,452.37 : 38,565,548.14 = 18,663,335.01 : x
  2. Step 2: Convert to fraction form
    27,960,452.37/38,565,548.14 = 18,663,335.01/x
  3. Step 3: Cross multiply
    27,960,452.37x = 38,565,548.14 × 18,663,335.01
  4. Step 4: Simplify right side
    27,960,452.37x = 719,761,744,781,102.50
  5. Step 5: Solve for x
    x = 719,761,744,781,102.50/27,960,452.37
  6. Step 6: Final answer
    x = 25,742,135.19

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Double scale
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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.