Home / 12,558,549.60-18,837,824.40-10,039,125.60

Finding the Fourth Proportional to 12,558,549.60, 18,837,824.40 and 10,039,125.60

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Solution

The fourth proportional to 12,558,549.60, 18,837,824.40 and 10,039,125.60 is: 15,058,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,549.60 : 18,837,824.40 = 10,039,125.60 : x
  2. Step 2: Convert to fraction form
    12,558,549.60/18,837,824.40 = 10,039,125.60/x
  3. Step 3: Cross multiply
    12,558,549.60x = 18,837,824.40 × 10,039,125.60
  4. Step 4: Simplify right side
    12,558,549.60x = 189,115,285,182,344.62
  5. Step 5: Solve for x
    x = 189,115,285,182,344.62/12,558,549.60
  6. Step 6: Final answer
    x = 15,058,688.40

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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.