Home / 20,624,077.04-28,461,421.17-11,331,842.09

Finding the Fourth Proportional to 20,624,077.04, 28,461,421.17 and 11,331,842.09

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Solution

The fourth proportional to 20,624,077.04, 28,461,421.17 and 11,331,842.09 is: 15,638,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624,077.04 : 28,461,421.17 = 11,331,842.09 : x
  2. Step 2: Convert to fraction form
    20,624,077.04/28,461,421.17 = 11,331,842.09/x
  3. Step 3: Cross multiply
    20,624,077.04x = 28,461,421.17 × 11,331,842.09
  4. Step 4: Simplify right side
    20,624,077.04x = 322,520,330,213,116
  5. Step 5: Solve for x
    x = 322,520,330,213,116/20,624,077.04
  6. Step 6: Final answer
    x = 15,638,049.14

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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.