Home / 15,558,547.20-23,284,676.70-13,645,359.60

Finding the Fourth Proportional to 15,558,547.20, 23,284,676.70 and 13,645,359.60

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Solution

The fourth proportional to 15,558,547.20, 23,284,676.70 and 13,645,359.60 is: 20,421,430.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558,547.20 : 23,284,676.70 = 13,645,359.60 : x
  2. Step 2: Convert to fraction form
    15,558,547.20/23,284,676.70 = 13,645,359.60/x
  3. Step 3: Cross multiply
    15,558,547.20x = 23,284,676.70 × 13,645,359.60
  4. Step 4: Simplify right side
    15,558,547.20x = 317,727,786,741,241.31
  5. Step 5: Solve for x
    x = 317,727,786,741,241.31/15,558,547.20
  6. Step 6: Final answer
    x = 20,421,430.27

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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.