Home / 28,673,566.60-42,939,491.10-19,036,769.80

Finding the Fourth Proportional to 28,673,566.60, 42,939,491.10 and 19,036,769.80

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Solution

The fourth proportional to 28,673,566.60, 42,939,491.10 and 19,036,769.80 is: 28,508,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,673,566.60 : 42,939,491.10 = 19,036,769.80 : x
  2. Step 2: Convert to fraction form
    28,673,566.60/42,939,491.10 = 19,036,769.80/x
  3. Step 3: Cross multiply
    28,673,566.60x = 42,939,491.10 × 19,036,769.80
  4. Step 4: Simplify right side
    28,673,566.60x = 817,429,207,399,848.88
  5. Step 5: Solve for x
    x = 817,429,207,399,848.88/28,673,566.60
  6. Step 6: Final answer
    x = 28,508,110.58

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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.