Home / 12,148,473.60-18,201,715.20-5,744,937.60

Finding the Fourth Proportional to 12,148,473.60, 18,201,715.20 and 5,744,937.60

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Solution

The fourth proportional to 12,148,473.60, 18,201,715.20 and 5,744,937.60 is: 8,607,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,473.60 : 18,201,715.20 = 5,744,937.60 : x
  2. Step 2: Convert to fraction form
    12,148,473.60/18,201,715.20 = 5,744,937.60/x
  3. Step 3: Cross multiply
    12,148,473.60x = 18,201,715.20 × 5,744,937.60
  4. Step 4: Simplify right side
    12,148,473.60x = 104,567,718,036,971.52
  5. Step 5: Solve for x
    x = 104,567,718,036,971.52/12,148,473.60
  6. Step 6: Final answer
    x = 8,607,477.90

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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.