Home / 12,492,006.40-18,738,009.60-5,773,542.40

Finding the Fourth Proportional to 12,492,006.40, 18,738,009.60 and 5,773,542.40

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Solution

The fourth proportional to 12,492,006.40, 18,738,009.60 and 5,773,542.40 is: 8,660,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492,006.40 : 18,738,009.60 = 5,773,542.40 : x
  2. Step 2: Convert to fraction form
    12,492,006.40/18,738,009.60 = 5,773,542.40/x
  3. Step 3: Cross multiply
    12,492,006.40x = 18,738,009.60 × 5,773,542.40
  4. Step 4: Simplify right side
    12,492,006.40x = 108,184,692,917,207.06
  5. Step 5: Solve for x
    x = 108,184,692,917,207.06/12,492,006.40
  6. Step 6: Final answer
    x = 8,660,313.60

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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.