Home / 11,190,480.36-15,441,492.96-7,058,960.34

Finding the Fourth Proportional to 11,190,480.36, 15,441,492.96 and 7,058,960.34

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Solution

The fourth proportional to 11,190,480.36, 15,441,492.96 and 7,058,960.34 is: 9,740,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190,480.36 : 15,441,492.96 = 7,058,960.34 : x
  2. Step 2: Convert to fraction form
    11,190,480.36/15,441,492.96 = 7,058,960.34/x
  3. Step 3: Cross multiply
    11,190,480.36x = 15,441,492.96 × 7,058,960.34
  4. Step 4: Simplify right side
    11,190,480.36x = 109,000,886,395,029.20
  5. Step 5: Solve for x
    x = 109,000,886,395,029.20/11,190,480.36
  6. Step 6: Final answer
    x = 9,740,501.11

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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.