Home / 13,077,088.62-18,047,244.74-7,275,882.39

Finding the Fourth Proportional to 13,077,088.62, 18,047,244.74 and 7,275,882.39

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Solution

The fourth proportional to 13,077,088.62, 18,047,244.74 and 7,275,882.39 is: 10,041,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077,088.62 : 18,047,244.74 = 7,275,882.39 : x
  2. Step 2: Convert to fraction form
    13,077,088.62/18,047,244.74 = 7,275,882.39/x
  3. Step 3: Cross multiply
    13,077,088.62x = 18,047,244.74 × 7,275,882.39
  4. Step 4: Simplify right side
    13,077,088.62x = 131,309,630,155,406.70
  5. Step 5: Solve for x
    x = 131,309,630,155,406.70/13,077,088.62
  6. Step 6: Final answer
    x = 10,041,197.55

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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.