Home / 19,133,310.10-26,403,949.32-10,431,480.40

Finding the Fourth Proportional to 19,133,310.10, 26,403,949.32 and 10,431,480.40

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Solution

The fourth proportional to 19,133,310.10, 26,403,949.32 and 10,431,480.40 is: 14,395,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,310.10 : 26,403,949.32 = 10,431,480.40 : x
  2. Step 2: Convert to fraction form
    19,133,310.10/26,403,949.32 = 10,431,480.40/x
  3. Step 3: Cross multiply
    19,133,310.10x = 26,403,949.32 × 10,431,480.40
  4. Step 4: Simplify right side
    19,133,310.10x = 275,432,279,814,173.34
  5. Step 5: Solve for x
    x = 275,432,279,814,173.34/19,133,310.10
  6. Step 6: Final answer
    x = 14,395,432.80

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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.