Home / 15,513,423.09-23,213,445.96-9,126,683.25

Finding the Fourth Proportional to 15,513,423.09, 23,213,445.96 and 9,126,683.25

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Solution

The fourth proportional to 15,513,423.09, 23,213,445.96 and 9,126,683.25 is: 13,656,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513,423.09 : 23,213,445.96 = 9,126,683.25 : x
  2. Step 2: Convert to fraction form
    15,513,423.09/23,213,445.96 = 9,126,683.25/x
  3. Step 3: Cross multiply
    15,513,423.09x = 23,213,445.96 × 9,126,683.25
  4. Step 4: Simplify right side
    15,513,423.09x = 211,861,768,417,912.19
  5. Step 5: Solve for x
    x = 211,861,768,417,912.19/15,513,423.09
  6. Step 6: Final answer
    x = 13,656,674.43

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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.