Home / 35,949,123.60-53,923,685.40-30,209,560.80

Finding the Fourth Proportional to 35,949,123.60, 53,923,685.40 and 30,209,560.80

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Solution

The fourth proportional to 35,949,123.60, 53,923,685.40 and 30,209,560.80 is: 45,314,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949,123.60 : 53,923,685.40 = 30,209,560.80 : x
  2. Step 2: Convert to fraction form
    35,949,123.60/53,923,685.40 = 30,209,560.80/x
  3. Step 3: Cross multiply
    35,949,123.60x = 53,923,685.40 × 30,209,560.80
  4. Step 4: Simplify right side
    35,949,123.60x = 1,629,010,852,651,372.25
  5. Step 5: Solve for x
    x = 1,629,010,852,651,372.25/35,949,123.60
  6. Step 6: Final answer
    x = 45,314,341.20

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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.