Home / 10,362,705.40-15,544,058.10-7,542,609.40

Finding the Fourth Proportional to 10,362,705.40, 15,544,058.10 and 7,542,609.40

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Solution

The fourth proportional to 10,362,705.40, 15,544,058.10 and 7,542,609.40 is: 11,313,914.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,705.40 : 15,544,058.10 = 7,542,609.40 : x
  2. Step 2: Convert to fraction form
    10,362,705.40/15,544,058.10 = 7,542,609.40/x
  3. Step 3: Cross multiply
    10,362,705.40x = 15,544,058.10 × 7,542,609.40
  4. Step 4: Simplify right side
    10,362,705.40x = 117,242,758,739,206.14
  5. Step 5: Solve for x
    x = 117,242,758,739,206.14/10,362,705.40
  6. Step 6: Final answer
    x = 11,313,914.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.