Home / 27,153,130.75-37,472,601.48-15,392,627.05

Finding the Fourth Proportional to 27,153,130.75, 37,472,601.48 and 15,392,627.05

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Solution

The fourth proportional to 27,153,130.75, 37,472,601.48 and 15,392,627.05 is: 21,242,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153,130.75 : 37,472,601.48 = 15,392,627.05 : x
  2. Step 2: Convert to fraction form
    27,153,130.75/37,472,601.48 = 15,392,627.05/x
  3. Step 3: Cross multiply
    27,153,130.75x = 37,472,601.48 × 15,392,627.05
  4. Step 4: Simplify right side
    27,153,130.75x = 576,801,779,174,918
  5. Step 5: Solve for x
    x = 576,801,779,174,918/27,153,130.75
  6. Step 6: Final answer
    x = 21,242,551.53

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Double scale
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Similar ratio
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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.