Home / 18,355,500.20-27,533,250.30-9,852,444.20

Finding the Fourth Proportional to 18,355,500.20, 27,533,250.30 and 9,852,444.20

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Solution

The fourth proportional to 18,355,500.20, 27,533,250.30 and 9,852,444.20 is: 14,778,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355,500.20 : 27,533,250.30 = 9,852,444.20 : x
  2. Step 2: Convert to fraction form
    18,355,500.20/27,533,250.30 = 9,852,444.20/x
  3. Step 3: Cross multiply
    18,355,500.20x = 27,533,250.30 × 9,852,444.20
  4. Step 4: Simplify right side
    18,355,500.20x = 271,269,812,225,383.25
  5. Step 5: Solve for x
    x = 271,269,812,225,383.25/18,355,500.20
  6. Step 6: Final answer
    x = 14,778,666.30

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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.