Home / 53,989,644.34-74,505,507.51-29,209,751.74

Finding the Fourth Proportional to 53,989,644.34, 74,505,507.51 and 29,209,751.74

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Solution

The fourth proportional to 53,989,644.34, 74,505,507.51 and 29,209,751.74 is: 40,309,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,989,644.34 : 74,505,507.51 = 29,209,751.74 : x
  2. Step 2: Convert to fraction form
    53,989,644.34/74,505,507.51 = 29,209,751.74/x
  3. Step 3: Cross multiply
    53,989,644.34x = 74,505,507.51 × 29,209,751.74
  4. Step 4: Simplify right side
    53,989,644.34x = 2,176,287,377,629,805.50
  5. Step 5: Solve for x
    x = 2,176,287,377,629,805.50/53,989,644.34
  6. Step 6: Final answer
    x = 40,309,348.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.