Home / 18,572,503.68-25,630,055.06-10,423,741.68

Finding the Fourth Proportional to 18,572,503.68, 25,630,055.06 and 10,423,741.68

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Solution

The fourth proportional to 18,572,503.68, 25,630,055.06 and 10,423,741.68 is: 14,384,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572,503.68 : 25,630,055.06 = 10,423,741.68 : x
  2. Step 2: Convert to fraction form
    18,572,503.68/25,630,055.06 = 10,423,741.68/x
  3. Step 3: Cross multiply
    18,572,503.68x = 25,630,055.06 × 10,423,741.68
  4. Step 4: Simplify right side
    18,572,503.68x = 267,161,073,189,616.88
  5. Step 5: Solve for x
    x = 267,161,073,189,616.88/18,572,503.68
  6. Step 6: Final answer
    x = 14,384,763.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.