Home / 35,668,437.20-53,519,244.60-18,648,328.40

Finding the Fourth Proportional to 35,668,437.20, 53,519,244.60 and 18,648,328.40

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Solution

The fourth proportional to 35,668,437.20, 53,519,244.60 and 18,648,328.40 is: 27,981,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,668,437.20 : 53,519,244.60 = 18,648,328.40 : x
  2. Step 2: Convert to fraction form
    35,668,437.20/53,519,244.60 = 18,648,328.40/x
  3. Step 3: Cross multiply
    35,668,437.20x = 53,519,244.60 × 18,648,328.40
  4. Step 4: Simplify right side
    35,668,437.20x = 998,044,449,020,726.62
  5. Step 5: Solve for x
    x = 998,044,449,020,726.62/35,668,437.20
  6. Step 6: Final answer
    x = 27,981,165.63

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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.