Home / 15,359,526.72-21,195,740.88-8,483,861.16

Finding the Fourth Proportional to 15,359,526.72, 21,195,740.88 and 8,483,861.16

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Solution

The fourth proportional to 15,359,526.72, 21,195,740.88 and 8,483,861.16 is: 11,707,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,359,526.72 : 21,195,740.88 = 8,483,861.16 : x
  2. Step 2: Convert to fraction form
    15,359,526.72/21,195,740.88 = 8,483,861.16/x
  3. Step 3: Cross multiply
    15,359,526.72x = 21,195,740.88 × 8,483,861.16
  4. Step 4: Simplify right side
    15,359,526.72x = 179,821,722,809,256.22
  5. Step 5: Solve for x
    x = 179,821,722,809,256.22/15,359,526.72
  6. Step 6: Final answer
    x = 11,707,504.15

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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.