Home / 49,389,638.70-74,084,458.05-15,314,429.10

Finding the Fourth Proportional to 49,389,638.70, 74,084,458.05 and 15,314,429.10

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Solution

The fourth proportional to 49,389,638.70, 74,084,458.05 and 15,314,429.10 is: 22,971,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,389,638.70 : 74,084,458.05 = 15,314,429.10 : x
  2. Step 2: Convert to fraction form
    49,389,638.70/74,084,458.05 = 15,314,429.10/x
  3. Step 3: Cross multiply
    49,389,638.70x = 74,084,458.05 × 15,314,429.10
  4. Step 4: Simplify right side
    49,389,638.70x = 1,134,561,180,218,649.25
  5. Step 5: Solve for x
    x = 1,134,561,180,218,649.25/49,389,638.70
  6. Step 6: Final answer
    x = 22,971,643.65

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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.