Home / 53,273,057.20-79,909,585.80-19,195,514.80

Finding the Fourth Proportional to 53,273,057.20, 79,909,585.80 and 19,195,514.80

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Solution

The fourth proportional to 53,273,057.20, 79,909,585.80 and 19,195,514.80 is: 28,793,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,273,057.20 : 79,909,585.80 = 19,195,514.80 : x
  2. Step 2: Convert to fraction form
    53,273,057.20/79,909,585.80 = 19,195,514.80/x
  3. Step 3: Cross multiply
    53,273,057.20x = 79,909,585.80 × 19,195,514.80
  4. Step 4: Simplify right side
    53,273,057.20x = 1,533,905,636,885,769.75
  5. Step 5: Solve for x
    x = 1,533,905,636,885,769.75/53,273,057.20
  6. Step 6: Final answer
    x = 28,793,272.20

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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.