Home / 13,698,460.34-20,550,635.27-3,983,242.16

Finding the Fourth Proportional to 13,698,460.34, 20,550,635.27 and 3,983,242.16

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Solution

The fourth proportional to 13,698,460.34, 20,550,635.27 and 3,983,242.16 is: 5,975,719.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698,460.34 : 20,550,635.27 = 3,983,242.16 : x
  2. Step 2: Convert to fraction form
    13,698,460.34/20,550,635.27 = 3,983,242.16/x
  3. Step 3: Cross multiply
    13,698,460.34x = 20,550,635.27 × 3,983,242.16
  4. Step 4: Simplify right side
    13,698,460.34x = 81,858,156,822,246.98
  5. Step 5: Solve for x
    x = 81,858,156,822,246.98/13,698,460.34
  6. Step 6: Final answer
    x = 5,975,719.52

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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.