Home / 10,291,446.90-14,203,068.93-5,709,244.50

Finding the Fourth Proportional to 10,291,446.90, 14,203,068.93 and 5,709,244.50

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Solution

The fourth proportional to 10,291,446.90, 14,203,068.93 and 5,709,244.50 is: 7,879,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,446.90 : 14,203,068.93 = 5,709,244.50 : x
  2. Step 2: Convert to fraction form
    10,291,446.90/14,203,068.93 = 5,709,244.50/x
  3. Step 3: Cross multiply
    10,291,446.90x = 14,203,068.93 × 5,709,244.50
  4. Step 4: Simplify right side
    10,291,446.90x = 81,088,793,171,723.39
  5. Step 5: Solve for x
    x = 81,088,793,171,723.39/10,291,446.90
  6. Step 6: Final answer
    x = 7,879,241.27

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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.