Home / 18,318,349.18-27,477,618.55-10,740,000.52

Finding the Fourth Proportional to 18,318,349.18, 27,477,618.55 and 10,740,000.52

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Solution

The fourth proportional to 18,318,349.18, 27,477,618.55 and 10,740,000.52 is: 16,110,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318,349.18 : 27,477,618.55 = 10,740,000.52 : x
  2. Step 2: Convert to fraction form
    18,318,349.18/27,477,618.55 = 10,740,000.52/x
  3. Step 3: Cross multiply
    18,318,349.18x = 27,477,618.55 × 10,740,000.52
  4. Step 4: Simplify right side
    18,318,349.18x = 295,109,637,377,973.56
  5. Step 5: Solve for x
    x = 295,109,637,377,973.56/18,318,349.18
  6. Step 6: Final answer
    x = 16,110,056.35

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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.