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Finding the Fourth Proportional to 10,368,057.60, 15,552,086.40 and 10,368,057.60

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Solution

The fourth proportional to 10,368,057.60, 15,552,086.40 and 10,368,057.60 is: 15,552,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,057.60 : 15,552,086.40 = 10,368,057.60 : x
  2. Step 2: Convert to fraction form
    10,368,057.60/15,552,086.40 = 10,368,057.60/x
  3. Step 3: Cross multiply
    10,368,057.60x = 15,552,086.40 × 10,368,057.60
  4. Step 4: Simplify right side
    10,368,057.60x = 161,244,927,595,376.62
  5. Step 5: Solve for x
    x = 161,244,927,595,376.62/10,368,057.60
  6. Step 6: Final answer
    x = 15,552,086.40

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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.